con‧vinced AC /kənˈvɪnst/ adjective
[Word Family: adjective: convinced ≠ unconvinced, convincing ≠ unconvincing; verb: convince; adverb: convincingly ≠ unconvincingly]

1. [not before noun] feeling certain that something is true:
Molly agreed, but she did not sound very convinced.
be convinced (that)
I was convinced that we were doing the right thing.
convinced of
Researchers are convinced of a genetic cause for the disease.
firmly/totally/fully etc convinced
Herschel was firmly convinced of the possibility of life on other planets.

2. convinced Muslim/Christian etc someone who believes very strongly in a particular religion

[TahlilGaran] Dictionary of Contemporary English ▲

convinced
adj.
VERBS appear, be, feel, seem, sound | become She became convinced that something was wrong.
remain
ADV. deeply, firmly | absolutely, completely, fully, quite, totally, utterly | increasingly | almost | by no means, not altogether, not entirely, not fully, not wholly | fairly | half She was still only half convinced.
apparently | clearly
PREP. of He was convinced of her innocence.

[TahlilGaran] Collocations Dictionary ▲

know to recognize someone or something. Know is often used in everyday English instead of recognize:
How do you know that it is real gold?
I know him from somewhere.
I can’t remember his name, but I know his face.
can tell to be able to recognize someone or something:
I could tell that it was him by his voice.
Can you tell that it’s not real leather?
It’s difficult to be able to tell them apart (=to recognize that they are different).
sure adjective believing that something is definitely true or correct:
I’m sure that you’re right.
‘The car was a BMW’ ‘Are you sure?’
I’m not sure what the best thing to do is.
certain adjective completely sure. Certain is more formal than sure, and it is very commonly used in writing:
The police were certain that they had found the killer.
I think he’s married, but I’m not certain about it.
convinced adjective sure that something is true, even though you cannot prove it:
She became convinced that her boyfriend was seeing someone else.
Brown’s wife was convinced of his innocence.
positive adjective especially spoken completely sure that something is true, especially when other people are not sure:
She said she was positive that the exam was next Tuesday.
I’m absolutely positive I haven’t made a mistake.
satisfied adjective sure that you know the truth about something that has happened, because you have enough information:
The authorities are now satisfied that her death was an accident.
confident adjective sure that something good will happen or that you will achieve something:
Doctors are confident that he’ll make a full recovery.
A spokesman said the government was confident of winning the vote.
have no doubt (also be in no doubt) verb phrase to have no doubts in your mind about something:
I have no doubt that his story is true.
He was in no doubt about what he should do next.

[TahlilGaran] English Thesaurus ▲

sure adjective believing that something is definitely true or correct:
I’m sure that you’re right.
‘The car was a BMW’ ‘Are you sure?’
I’m not sure what the best thing to do is.
certain adjective completely sure. Certain is more formal than sure, and it is very commonly used in writing:
The police were certain that they had found the killer.
I think he’s married, but I’m not certain about it.
convinced adjective sure that something is true, even though you cannot prove it:
She became convinced that her boyfriend was seeing someone else.
Brown’s wife was convinced of his innocence.
positive adjective especially spoken completely sure that something is true, especially when other people are not sure:
She said she was positive that the exam was next Tuesday.
I’m absolutely positive I haven’t made a mistake.
satisfied adjective sure that you know the truth about something that has happened, because you have enough information:
The authorities are now satisfied that her death was an accident.
confident adjective sure that something good will happen or that you will achieve something:
Doctors are confident that he’ll make a full recovery.
A spokesman said the government was confident of winning the vote.
have no doubt (also be in no doubt) verb phrase to have no doubts in your mind about something:
I have no doubt that his story is true.
He was in no doubt about what he should do next.
know verb to have a strong feeling that something is true or correct:
I just know that she will love this necklace.
When the phone rang, we knew something terrible must have happened.

[TahlilGaran] English Thesaurus ▲