convince

/kən'vins/
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convince

The salesman tries to convince the customer to buy the new vacuum cleaner.

Definition
  1. Verb:
    • To cause someone to believe firmly in the truth of something, or to agree to do something, by presenting arguments, evidence, or reasoning.
    • To persuade someone to change their opinion or course of action by making them see the validity or necessity of your point.
Usage
  • The verb "convince" is typically followed by a direct object (the person being persuaded).
  • Common structures are:
    • convince someone
    • convince someone of something
    • convince someone that [clause]
    • convince someone to do something
Examples
  • Basic Usage:

    • The lawyer tried to convince the jury of his client's innocence.
    • I am convinced that this is the right decision.
    • We finally convinced them to join our project.
  • With different structures:

    • He convinced me of the need for immediate action. (convince + someone + of + something)
    • She couldn't convince her parents that she was ready for the responsibility. (convince + someone + that + clause)
    • The advertisement convinced many people to buy the new phone. (convince + someone + to + verb)
Advanced Usage
  • "To be convinced": This passive or adjectival form describes a state of firm belief.

    • After seeing the evidence, I am thoroughly convinced.
    • She is a convinced supporter of the cause.
  • "Convince oneself": To persuade oneself to believe something, often after deliberation.

    • He had to convince himself that leaving was the best option.
Variants and Related Words
  • Convincing (adjective): Able to persuade someone that something is true or real; believable.
    • She presented a very convincing argument.
  • Convincingly (adverb): In a persuasive manner.
    • He argued his point very convincingly.
  • Conviction (noun): A firmly held belief or opinion. (Note: This is a related noun form, but its meaning extends beyond the act of persuading).
    • She spoke with great conviction about human rights.
Synonyms
  • Persuade: To induce someone to do something through reasoning or argument. (Often used interchangeably with "convince," though some distinguish "persuade" as leading to an action and "convince" as leading to a belief).
  • Satisfy: To provide someone with adequate information or proof so that they are free from doubt.
  • Assure: To tell someone positively to dispel any doubts.
Phrasal Verbs
  • Convince against: (Less common) To persuade someone not to do something.
    • Her advice convinced me against making a hasty investment.
Related Idioms
  • Beyond (a shadow of) a doubt: To a degree that leaves no possibility for doubt; completely convinced.
    • The proof convinced me beyond a shadow of a doubt.
  • A hard sell: Something that is difficult to convince people to accept or buy.
    • Getting approval for the budget increase was a hard sell; I had to really convince the board.
convince

The salesman tries to convince the customer to buy the new vacuum cleaner.

Verb
  1. make (someone) agree, understand, or realize the truth or validity of something
    • He had finally convinced several customers of the advantages of his product