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certain

certain

1.9
A particular but not named person or thing
  • adjective
  • /ˈsɜrtn/
translation icon : cierto
  • It just attracts a certain type of person, I think.
  • a certain amount
  • under certain circumstances
  • a certain kind

And then within that, certain regions slow down.

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Examples

  • Under certain circumstances, those personnel may be operating without uniforms.

  • You can only spend it on certain things you want.

  • But they do pick certain things and not other things.

  • And those are the things that in a certain respect count the most.

  • About a year ago, I did you a certain favor.

  • The town is promoting certain kinds of projects.

  • However, the participants did seem to have certain reservations and concerns about the delivery of those courses.

    Academic text (2011)
  • For other areas of practice, there are certain types of competencies that professionals need to have.

    Academic text (2011)
  • Certain ethnicities carry certain genetic diseases.

  • You can buy that book from certain stores that offer discounts.

Antonyms

629 2.3

Not known or named, often with no name given

27 4.8

Something that does not give clear details

Idioms

104 1.3

To be completely sure and have no doubt

49 2.7

Sure that something is true or will happen

A polite way to talk about someone who is not young, often middle-aged

Compounds

9.0

Completely sure in a strong, playful way

Surface Forms

certain positive

Etymology

Certain comes from the Latin word certus, meaning 'decided' or 'fixed'. That idea of being 'decided' led to the meaning 'a particular one', so a 'certain' person or thing is a specific, chosen one even if you do not name them.