certain

Pronunciation

• (UK) IPA ^(key): /sɜːtn/, SAMPA: /s3:tn/
• (US) IPA ^(key): /sɝtn/, SAMPA: /s3`tn/
• (Canada) IPA ^(key): /ˈsɝtən/ or /ˈsɝt̚n̩/

• Audio (CA)

  (file)

• Audio (US)

  (file)

Adjective

Positive certain

Comparative more certain

Superlative most certain

1. If you are certain of something, you believe it to be true without doubt.
2. If something is certain, it will happen without doubt.
3. If you make certain of something, you check that it is true or correct.

Synonyms

• sure

Determiner

Determiner certain

1. (indefinite) (plural) Used to talk about groups or individuals without saying exactly which one(s).

   Certain problems can be solved with very simple maths.

   Her job gave her a certain freedom.

   Certain of the members did not agree.

2. Used to mean only one fits or applies; in other words, specific.

   I'm not looking for a certain kind of car, not just any kind.

Synonyms

• specific