to
[preposition]
Synonyms: into, against, touching, before, ahead of, ante, ere, in advance of, preceding, prior to, until, till, up till, up to, for, opposite

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Antonyms: from
Related Idioms: in contemplation (or consideration) of, with an eye to, with a view to
Related Words: toward, on, over, upon

[TahlilGaran] English Synonym Dictionary ▲

I. to¹ S1 W1 /tə; before vowels tʊ; strong tuː/ [used before the basic form of a verb to show that it is in the infinitive]

1.
a) used after a verb, noun, or adjective when an infinitive completes its meaning:
We tried to explain.
It was starting to rain.
The manager asked them to leave.
an attempt to escape
Have you got permission to stay here?
Our team’s certain to win.
Are you ready to start?
This delicious dessert is easy to make (=you can make it easily).
b) used by itself instead of an infinitive in order to avoid repeating the same verb:
You can drive today if you want to (=if you want to drive).
I could have helped, but nobody asked me to.

2. used after a word such as ‘how’, ‘where’, ‘who’, ‘what’, or ‘whether’ to refer to an action about which someone is not certain:
I know where to go but I don’t know how to get there.
She wondered whether or not to trust him.

3. used to show a purpose or intention:
They left early to catch the 7.30 train.
To find out more about university courses, write to this address.
We need more money to improve transport in London.

REGISTER
In written English, people often use in order to rather than just to when expressing a purpose or intention, because it sounds more formal:
Investment has been increased in order to improve the transport system.

4. used to refer to an action or state, when describing it:
It’s nice to be wanted.
He’s finding it hard to cope.
To say I am disappointed is an understatement.
The simplest solution would be to increase the price.

5. used to say what can or cannot be done, or what should be done:
You’ll soon be old enough to vote in elections.
He did not have the energy to resist.
I’m too tired to go out tonight.

6. used after the verb ‘be’ to give an order or to state arrangements for the future:
You are to wait here until I return.
They are to be married on May 25th.

7. used to say what someone discovers or experiences when they do something:
He arrived there to find that the last train had already left.
The princess stepped ashore to be greeted by an enthusiastic crowd of admirers.
She woke to see Ben standing by the window.

8. used to say what your attitude or purpose is in saying something:
I’ve never heard of him, to be quite honest.
To begin with, let’s look at Chapter 3.

[TahlilGaran] Dictionary of Contemporary English ▲

II. to² S1 W1 preposition
[Language: Old English]

1. used to say where someone or something goes:
She stood up and walked to the window.
the road to London
our weekly trip to the supermarket
sending a spaceship to Mars
These people go from house to house selling goods (=visit many different houses).

2. used to say who receives something or is told or shown something:
He sent presents to the children.
She whispered something to the girl beside her.
Give my best wishes to your parents when you see them.
Don’t show these letters to anyone else.
a message from the Emperor to his people

3. used to show in which direction something is in relation to something else:
Knutsford is about 16 miles to the south of Manchester.
There was a table to the left of the doorway.

4. used to show the purpose, event, or activity for which you go somewhere:
Sophie goes to gymnastics every Friday.
Did you get an invitation to their wedding?
Don’t forget, we’re going to a party tomorrow night.
If he needed help, Mother came rushing to the rescue.

5. used to say what state someone or something is in as a result of an action or change:
She sang the baby to sleep.
Wait until the lights change to green.
a return to a traditional way of life

6. used to say that one thing is touching another:
He held a knife to her throat.
They danced cheek to cheek.

7. used to say where something is fastened or connected:
He tied the rope to a tree.
Attach a recent photograph to your application form.
Cash machines are linked up to a central computer.

8. facing something or in front of it:
I sat with my back to the window.
We were standing face to face.

9. used to show a relationship with someone or something:
George’s sister was married to an Italian.
He was first cousin to King Philip VI.
The robbery may be linked to other crimes of violence.

10.
a) as far as a particular point or limit:
She can already count from one to twenty.
The water came right up to our knees.
Temperatures dropped to 25 degrees below zero.
It’s ten kilometres from here to the coast.
She read the novel from beginning to end.
Does your interest in nuclear physics extend to nuclear weaponry?
b) until and including a particular time or date:
They stayed from Friday night to Sunday morning.
I’ll be on duty from 8 am to 10 pm.

11. used to say what or who an action, attitude, situation etc affects or is related to:
The factory clearly represents a danger to health.
She’s always been kind to animals.
his attitude to life
What have you done to the radio? It’s not working.

12. used to say who someone works for:
Jane is secretary to the managing director.

13. used to say what something is needed for:
I’m still waiting for an answer to my question.
Have you seen the key to the back door?

14. used when comparing two things, numbers etc:
England beat Scotland by two goals to one.
Yes, she was punished, but it was nothing to what she deserved.

15. used to say who has a particular attitude or opinion about something:
The whole thing sounds very suspicious to me.
Tickets cost £10 each and to some people that’s a lot of money.
To my mind, age does not matter; love is what matters.

16. used to say what someone’s reaction is when something happens:
Much to everyone’s surprise she passed the exam with distinction.
I discovered to my horror that my passport was missing.

17. used when saying how much time there is before a particular event or time:
It’s only two weeks to Christmas.
How long is it to dinner?
ten to five/twenty to one etc (=ten minutes, twenty minutes etc before a particular hour)

18.
a) used when talking about a rate or quantity to say how many smaller units equal a larger unit:
We’re only getting 130 yen to the dollar at the moment.
There are just over four and a half litres to a gallon.
b) used to show the relationship between two different measurements or quantities:
The car will do over 40 miles to the gallon.
The scale of your map is one inch to the mile.

19. used to say that a particular sound is heard at the same time as something happens:
I woke to the sound of torrential rain.
The royal couple arrived to a fanfare of trumpets.
I like to exercise to music.

20. used between two numbers when you do not know exactly what the real number or amount is:
There must have been eighteen to twenty thousand people at the concert.
He drowned in 10 to 12 feet of water.

21. (all) to yourself if you have something or someone to yourself, you do not have to share them with other people:
It was the first time I’d had a room to myself.

22. used to say what the chances of something happening are:
I’ll bet you ten to one he’ll forget all about it.

[TahlilGaran] Dictionary of Contemporary English ▲

III. to³ /tuː/ adverb British English
if a door is pushed to, it closes or almost closes:
The wind blew the door to.
⇒ come to(6)

[TahlilGaran] Dictionary of Contemporary English ▲

to
preposition
1.
BAD: At that moment he noticed a man running to him.
GOOD: At that moment he noticed a man running towards him.

Usage Note:
When you are talking about direction, use towards (NOT to ): 'If you walk along the river bank towards Skipton 'you come to a bridge.' 'Keep going towards Manchester until you see the sign for the airport.'

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2.
BAD: He came into the shop and went to the woman behind the counter.
GOOD: He came into the shop and went up to the woman behind the counter.
BAD: She stood up, walked to John, and asked him what he was doing.
GOOD: She stood up, walked over to John, and asked him what he was doing.

Usage Note:
When you go towards someone and stop in front of them, you go up to, over to or across to them (NOT to or near to ): 'One of the Japanese students walked slowly up to me and, with a huge smile, handed me a rose.'

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3.
See DOWNSTAIRS (downstairs), HERE 2 (here) , HOME 1 (home)

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4.
See NOT 1 (not)

[TahlilGaran] Dictionary of Common Errors ▲

TO
Take Over (Internet Relay Chat) 
Technical Order 
Top Opened (can collectors)

[TahlilGaran] Acronyms and Abbreviations Dictionary ▲