know ●●●●●
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know /nəʊ $ noʊ/ verb (past tense knew /njuː $ nuː/, past participle known /nəʊn $ noʊn/)
know noun

Irregular Forms: (knew)(known)

دانستن، اگاه بودن، شناختن
ارسال ایمیل
- realize, comprehend, feel certain, notice, perceive, recognize, see, understand
- be acquainted with, be familiar with, have dealings with, have knowledge of, recognize
Antonyms: confuse, mix up
Contrasted words: confound, mingle, mix
Related Idioms: have at one's fingertips, see through
Related Words: apperceive, differentiate, discern, discriminate, distinguish, realize
English Thesaurus: know, can tell, sure, certain, convinced, ...

[TahlilGaran] English Synonym Dictionary

I. know1 S1 W1 /nəʊ $ noʊ/ verb (past tense knew /njuː $ nuː/, past participle known /nəʊn $ noʊn/)
[Word Family: adjective: knowing, knowledgeable, knownunknown; noun: knowledge, the unknown; adverb: knowinglyunknowingly, knowledgeably; verb: know]
[Language: Old English; Origin: cnawan]

1. HAVE INFORMATION [intransitive, transitive not in progressive] to have information about something:
Who knows the answer?
There are instructions telling you everything you need to know.
Didn’t you know that?
know what/how/where etc
Do you know what time it is?
I don’t know where to go.
know (something/nothing etc) about something
I need to know more about the job before I decide whether to apply for it.
Little is known about the author’s childhood.
I know all about David and what he’s been up to!
know (something/nothing etc) of something
I wonder if he knew of the plan?
Do you know of any good restaurants in the area?
You know nothing of this business.
know (that)
We know that greenhouse gases can affect the climate.
Let me know (=tell me) what time you’re planning to arrive.
I thought you’d want to know immediately.
If you must know, I was with James last night (=used when you are angry because someone wants to know something).
without somebody/sb’s knowing
He slipped out of the house without his parents knowing (=secretly).
How did he know (=how did he find information about) our names?
as you/we know
‘I’m divorced, as you know,’ she said briefly.
be known to do something
Smoking is known to increase a person’s risk of developing lung cancer.

2. BE SURE [intransitive, transitive not in progressive] to be sure about something:
‘Are you seeing Jim tomorrow?’ ‘I don’t know yet.’
know (that)
I know I won’t get the job.
Ruth knew that she couldn’t continue in the relationship for much longer.
know what/why/how etc
I know exactly what you need!
know if/whether
The boy stared at him uncertainly, not knowing whether to believe him.
I don’t know if I’ll be able to come.
knowing (that)
She forced herself to go out, knowing that she would feel more depressed if she stayed at home.
How do you know (=what makes you sure) he won’t do it again?
know somebody/something to be something
It’s a story that I know to be true.
I think he’s still living in Chicago, but I don’t know for sure.
As far as I know, they’re arriving on Saturday (=used when you think something is true but are not sure).
I doubt I’ll win, but you never know (=used when you cannot be sure about something, but something good might happen).

3. BE FAMILIAR WITH SOMEBODY/SOMETHING [transitive not in progressive] to be familiar with a person, place etc:
I’ve known her for twenty years.
Are you really thinking of leaving Kevin for a guy you barely know?
Do you know the nightclub on the corner of Maine Street?
I don’t know him very well.
We’re still getting to know each other really.
know somebody from something
I know her from school.
know somebody as something
Many people knew him as a local businessman.
Hepburn is best known for (=people are most likely to be familiar with) her roles in classic films such as ‘My Fair Lady’.
The museum outlines the development of the city as we know it today.
Does he know the way to your house (=know how to get there)?
I grew up here; I know the place like the back of my hand (=I know it very well).
I only know her by sight (=I often see her but have not really spoken to her).
She didn’t know me from Adam (=she did not know me at all), but she was really helpful.
knowing somebody/if I know somebody (=used to say that you expect someone to behave in a particular way because you know them well)
Knowing Sumi, my note’s probably still in her pocket.
He’ll be chatting up the women, if I know Ron!

4. REALIZE [intransitive and transitive] to realize, find out about, or understand something:
Hardly knowing what he was doing, Nick pulled out a cigarette.
She knew the risks involved.
know (that)
Suddenly she knew that something was terribly wrong.
know how/what/why etc
I didn’t know how difficult it would be.
know to do something
She knows not to tell anyone.
(do you) know what I mean? (=used to ask if someone understands or has the same feeling as you)
It’s nice to have a change sometimes. Know what I mean?
if you know what I mean
Sometimes it’s better not to ask too many questions, if you know what I mean.
‘I just felt so tired.' ‘Yeah, I know what you mean.’ (=I understand, because I have had the same experience).
I should have known it wouldn’t be easy.
I might have known (=I am annoyed but not surprised) you would take that attitude.
know exactly/precisely
I know exactly how you feel.
know perfectly well/full well/only too well
He knew full well that what he was doing was dangerous.
somebody will never know/no one will ever know
Just take it. No one will ever know.
‘That’s not what I mean, and you know it,’ he protested.
if I had known/if I’d have known
I wouldn’t have come if I’d known you were so busy.
Little did she know (=she did not know) that years later she would have her own pool and luxury apartment in Florida.
She knew nothing of what had happened earlier that day.

5. SKILL/EXPERIENCE [transitive not in progressive] to have learned a lot about something or be skilful and experienced at doing something:
I don’t know enough history to make a comparison.
I taught him everything he knows.
I know some French.
know how to do something
Do you know how to change a fuse?
know about
I have a friend who knows about antiques.
Bessie knew nothing about football.
Politicians know all about the power of language.
I don’t know the first thing about (=I know nothing about) looking after children.
I don’t really know what I’m doing (=I do not have enough skill and experience to deal with something) when it comes to cars.
The staff are dedicated people who clearly know what they are talking about.
She knew from experience that exams made her very nervous.
know your job/subject/stuff (=be good at and know all you should about a job or subject)
a decent manager who knows the ropes (=has a lot of experience)
My cousin knows a thing or two (=knows a lot) about golf.
know a song/tune/poem etc (=be able to sing a song, play a tune, say a poem etc because you have learned it)
Do you know all the words to ‘As Time Goes By’?

6. KNOW SB’S QUALITIES [transitive not in progressive] to think that someone has particular qualities
know somebody as something
I knew him as a hard-working, modest, and honest politician.
know somebody for something
In fact, I knew her for a tough-minded young woman.

7. know better
a) to be wise or experienced enough not to do something:
It’s just prejudice from educated people who should know better.
Eva knew better than to interrupt one of Mark’s jokes.
b) to know or think you know more than someone else:
Everyone thought it was an accident. Only Dan knew better.

8. not know any better used to say that someone does something bad or stupid because they have not been told or taught that it is wrong:
Drugs are being sold to children who don’t know any better.

9. know something inside out (also know something backwards British English, know something backwards and forwards American English) to be very familiar with something, especially because you have learned about it or because you have a lot of experience:
Erikson knows the game inside out.

10. know your way around something
a) to be so familiar with something that you are confident and good at using it:
She knows her way around a wine list.
b) to be familiar with a place so that you know where things are:
I don’t know my way around the city yet.

11. make yourself known (to somebody) formal to introduce yourself to someone:
After she had gone, Paul made himself known to Dr Heatherton.

12. RECOGNIZE [transitive] to be able to recognize someone or something:
Honestly, it had been so long, I hardly knew her.
know somebody/something by something
He looked very different, but I knew him by his voice.

13. know somebody/something as something to have a particular name:
The main street between the castle and the palace is known as ‘the Royal Mile’.
Nitrous oxide is commonly known as laughing gas.

14. know something from something to understand the difference between one thing and another:
Lloyd doesn’t even know his right from his left.
At what age do children start to know right from wrong?

15. EXPERIENCE [transitive] to have experience of a particular feeling or situation:
I don’t think he ever knew true happiness.
know about
I know all about being poor.
I’ve never known (=have never experienced) this to happen in all the time I’ve worked here.
I’ve never known him to shout (=he never shouts).

16. somebody/something is not known to be something or somebody/something has never been known to do something used to say there is no information that someone or something has particular qualities:
This species is not known to be vicious.

17. I’ve known somebody/something to do something or somebody/something has been known to do something used to say that someone does something sometimes or that something happens sometimes, even if it is unusual:
People have been known to drive 500 miles just to visit the shop.
This type of fish has been known to live for 10 years or more.


18. you know
a) used to emphasize a statement:
There’s no excuse, you know.
b) used to make sure that someone understands what you are saying:
I felt very upset, you know?
c) used when you want to keep someone’s attention, but cannot think of what to say next:
Well, you know, we’ve got a job to do here.
d) used when you are explaining or describing something and want to give more information:
That flower in the garden – you know, the purple one – what is it?

19. you know/do you know used to start talking about something, or make someone listen:
You know, I sometimes feel I don’t know him at all.
Do you know, when I went out this morning that man was still there.
(do) you know what/something?
You know what? I think he’s lonely.

20. I know
a) used to agree with someone or to say that you feel the same way:
‘We have to talk about it, Rob.’ ‘Yeah, I know.’
b) used to say that you have suddenly had an idea, thought of a solution to a problem etc:
I know! Let’s go out for a meal on your birthday.
c) used to stop someone from interrupting because they have an opinion about what you are saying:
It sounds silly, I know, but I will explain.
I know, I know, I should have had the car checked out before now.

21. I don’t know
a) used to say that you do not have the answer to a question:
‘When did they arrive?’ ‘I don’t know.’
b) used when you are not sure about something:
‘How old do you think he is?’ ‘Oh, I don’t know – sixty, seventy?’
I don’t know what/how/whether etc
I don’t know whether to call him.
I don’t know that
I don’t know that you need a passport for travelling within the EU.
c) used to show that you disagree slightly with what has just been said:
‘I couldn’t live there.’ ‘Oh, I don’t know. It might not be so bad.’
d) British English used to show that you are slightly annoyed:
Oh, I don’t know! You’re hopeless!

22. I don’t know how/why etc used to criticize someone:
I don’t know how people could keep an animal in those conditions.

23. I don’t know about you, but ... used to give your opinion, decision, or suggestion when you are not sure that the person you are talking to will feel the same way:
I don’t know about you, but I’ll be glad when Christmas is over.

24. I don’t know how to thank you/repay you used to thank someone

25. wouldn’t you know (it) used to say that something is not at all surprising:
I was told in no uncertain terms that Helen, wouldn’t you know it, didn’t approve.

26. you don’t know used to emphasize how strong your feelings are:
You don’t know how much I missed him.

27. I wouldn’t know used to say that you do not know the answer to something and that you are not the person who would know

28. what does somebody know? used to say angrily that someone’s opinion is wrong or that it is not important:
What does she know about relationships?

29. how should I know?/how am I to know?/how do I know? used to say that it is not reasonable to expect that you should know something:
‘When will they be back?’ ‘How should I know?’

30. how was I to know?/how did I know? used as an excuse when something bad has happened:
How was I to know that the file was confidential?

31. be not to know British English used to say that you do not mind that someone has made a mistake because they could not have avoided it:
‘Sorry, I didn’t realize you had guests.’ ‘That’s all right – you weren’t to know.’

32. I ought to know used to emphasize that you know about something because you made it, experienced it etc:
‘Are you sure there’s no sugar in this coffee?’ ‘Of course. I ought to know – I made it!’

33. for all I know used to emphasize that you do not know something and say that it is not important to you:
I don’t know where she is. She could have been kidnapped for all I know.

34. not that I know of used to say that you think the answer is ‘no’ but there may be facts that you do not know about:
‘Did he call earlier?’ ‘Not that I know of.’

35. Heaven/God/who/goodness knows!
a) used to say that you do not know the answer to a question:
‘Where do you think he’s disappeared to this time?’ ‘God knows!’
Goodness knows why she didn’t go herself.
b) used to emphasize a statement:
Goodness knows, I’ve never liked the woman, but I didn’t know how bad it would be to work with her.

36. knowing my luck used to say that you expect something bad will happen because you are usually unlucky:
Knowing my luck, the train will be late.

37. (well,) what do you know? used to express surprise:
Well, what do you know? Look who’s here!

38. if you know what’s good for you used to tell someone that they should do something, or something bad will happen:
You’ll keep your mouth shut about this if you know what’s good for you!

39. you know who/what used to talk about someone or something without mentioning their name:
I saw you know who yesterday.

40. there’s no knowing it is impossible to know:
There was no knowing who might have read the letter.

41. let it be known/make it known (that) formal to make sure that people know something, especially by getting someone else to tell them:
Farrar let it be known that he saw nothing wrong with the proposed solutions.

42. not want to know British English informal to not be interested in someone and what they want to say:
She’d approached several model agencies but they just didn’t want to know.

43. know the score informal to understand a situation and all the good and bad features about it:
I knew the score before I started the job.

44. not know what hit you informal to feel shocked and confused because something happens when you are not expecting it to:
Poor man – I don’t think he knew what hit him.

45. know your place used to say that someone understands that they are less important than other people – usually used humorously:
I know my place. I’ll get back to the kitchen!

46. know no bounds formal if a feeling or quality knows no bounds, it is not limited in any way:
His enthusiasm knew no bounds.

47. somebody knows best used to say that someone should be obeyed or that their way of doing things should be accepted because they are experienced:
She always thinks she knows best.
I have always hated the attitude that ‘the doctor knows best’.

48. before you know it used to say that something happens very quickly and when you are not expecting it:
You’ll be home before you know it.

49. know different/otherwise informal to know that the opposite of something is true:
He told people he didn’t care about her, but deep down he knew different.

50. know your own mind to be confident and have firm ideas about what you want and like

51. you will be delighted/pleased etc to know (that) formal used before you give someone information that they will be pleased to hear:
You will be pleased to know that we have accepted your offer.

52. it’s ... , Jim, but not as we know it informal humorous used to say that something is completely different from what we would normally expect something of its type to be:
It’s the blues, Jim, but not as we know it.
the next thing I/she etc knew at next1(6)

[TahlilGaran] Dictionary of Contemporary English

II. know2 noun
in the know informal having more information about something than most people:
People in the know say that interest rates will have to rise again soon.

[TahlilGaran] Dictionary of Contemporary English

I. have information about sth
ADV. for certain, full well, perfectly well, very well I don't know for certain, but I think she lives in the next village. You know very well what I'm talking about!
honestly not I honestly don't know what they mean to do.
VERB + KNOW let sb Please let me know (= tell me) if there's anything I can do to help.
PREP. about He knows a lot about early music.
of I don't know of anyone who might be interested in the job.
PHRASES be widely known It is widely known that CFCs can damage the ozone layer.
know a lot, nothing, very little, etc.

[TahlilGaran] Collocations Dictionary

II. realize
ADV. exactly, precisely I know exactly how you feel.
instinctively He knew instinctively where he would find her.

[TahlilGaran] Collocations Dictionary

III. be familiar with sb/sth
ADV. well I don't know John very well.
hardly But I hardly know the woman!
VERB + KNOW get to She's very nice when you get to know her
PHRASES be known to sb This man is known to the police (= as a criminal).
be widely known 5 be known as have a particular name
ADV. colloquially, commonly, popularly | affectionately, familiarly | collectively parts of the body known collectively as the sensory system
variously The drug is variously known as crack or freebase.
locally | formerly Xinjiang was formerly known as eastern Turkestan.
PREP. to He was known as Bonzo to his friends.

[TahlilGaran] Collocations Dictionary

BAD: I ran downstairs to know what was happening.
GOOD: I ran downstairs to find out what was happening.
BAD: Two police officers visited him to know where he had been on the night of the murder.
GOOD: Two police officers visited him to find out where he had been on the night of the murder.

Usage Note:
find out = get information about something that you want to know: 'We need to find out why these cars have stopped selling.'

BAD: The best way to know the city is to visit it on foot.
GOOD: The best way to get to know the city is to visit it on foot.
BAD: When a woman goes out to work, she knows other people.
GOOD: When a woman goes out to work, she gets to know other people.

Usage Note:
know = be familiar with: 'I know Frankfurt very well.'
get to know = become familiar with: 'Once you get to know her, I'm sure you'll like her.' 'We got to know each other very well during the week we spent together.'

BAD: I got to know the south of London very deeply.
GOOD: I got to know the south of London very well.

Usage Note:
(get to) know sb/sth very well (NOT deeply ): 'I know Alex very well. We used to go to the same school.'

BAD: He knew well where he wanted to go.
GOOD: He knew exactly/precisely where he wanted to go.

Usage Note:
know sb/sth well = be fully familiar with: 'After living in Florence for two years, I know the city very well.' Compare: 'I'm completely against the idea, as you well know.'

[TahlilGaran] Dictionary of Common Errors

know something
(do you) know something
are you aware of something.
You know something? Drinking and driving don't mix!

Know something? I'm pretty disgusted with you!

[TahlilGaran] English Idioms Dictionary

as far as i know as/so far as i know/i can remember/i can tell/i can see before know it before you know it better the devil you know better the devil you know than the devil you don't come to know darned if i know do you know do/if you know/see what i mean don't know the first thing about don't know what came over don't know/can't tell which is which feel/know in your bones for all i know have/know all the answers how did know how do you know how should i know/how am i to know/how do i know how should i know/how am i to know/how do i know how was i to know/how did i know how was i to know/how did i know if you know what's good for you if you must know in the know it's nice to know it's, jim, but not as we know it know a person know a secret know a song/tune/poem know a thing or two know a thing or two about know a trick or two know all know all men by these presents know all the tricks of the trade know as know backwards know backwards and forwards know beans about know best know better know better than to know better than to do know by heart know by name know by sight know carnally know damn well know different/otherwise know for a fact know for certain know from know from memory know full well know full/perfectly well know how know how to do know if are coming or going know if you are coming or going know in one's bones know inside out know it all know like a book know like an open book know like the back of hand know like the back of my hand know like the back of one's hand know like the back of your hand know like the palm of one's hand know little know me from adam know no bounds know nothing know of know off by heart know one's abcs know one's own mind know one's place know one's stuff know one's way about know one's way around know onions know only too well know perfectly well/full well/only too well know place know right from wrong know stuff know the difference know the drill know the first thing about know the half of it know the meaning of know the meaning of the word know the ropes know the score know the way to heart know through and through know way around know way around somewhere know what are doing know what are talking about know what doing know what i mean know what means know what you are doing know what you are talking about know what's what know when one is not wanted know where all the bodies are buried know where stand know where stands on know where to put know where to put yourself know where you stand know whether are coming or going know which is which know which side bread is buttered know which side bread is buttered on know which side one's bread is buttered know which side one's bread is buttered on know which side your bread is buttered on know your job/subject/stuff know your limits know your onions know your own mind know your place know your stuff know your way around know your way around somewhere know/find out/learn to your cost know/recognize limitations know/say for certain know/understand what it means to be knowing/if i know left hand does not know what the right hand is doing left hand doesn't know what the right hand is doing let know let know about little did know/realize/think need to know not know any better not know beans about not know enough to come in out of the rain not know from adam not know if are coming or going not know if one is coming or going not know if you are coming or going not know one's own strength not know the first thing about not know the half of it not know the meaning of the word not know what hit you not know what sees in not know where to put not know where to put yourself not know where to turn not know whether are coming or going not know whether one is coming or going not know whether to laugh or cry not know whether you are coming or going not know which way to turn not know your arse from your elbow not know your own strength not know/care beans not know/mean diddly not that i know of not to know not want to know on a need to know basis right hand does not know what the left hand is doing somebody is old enough to know better technical know technical know how well what do you know what do you know what does know what don't know won't hurt what don't know won't hurt you what one doesn't know won't hurt one what you don't know won't hurt what you don't know won't hurt you wouldn't know if it hit in the face wouldn't know if it hit you in the face wouldn't you know

[TahlilGaran] Dictionary of English Phrases

TahlilGaran Online Dictionary ver 15.0
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TahlilGaran : دیکشنری آنلاین تحلیلگران (معنی know) | علیرضا معتمد , دیکشنری تحلیلگران , وب اپلیکیشن , تحلیلگران , دیکشنری , آنلاین , آیفون , IOS , آموزش مجازی 4.74 : 2089
4.74دیکشنری آنلاین تحلیلگران (معنی know)
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