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certaindefinite

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certain

adjective

1 certain

Definite but not specified or identified.

Roget 79: special, particular, individual, specific, proper, personal, original, private, respective, definite, determinate, especial, certain, ... show more

Roget 535: asserting etc. v.; declaratory, predicatory, pronunciative, affirmative, soi-disant [Fr.]; positive; certain etc. 474; express, ... show more

Roget 494: real, actual etc. (existing) 1; veritable, true; right, correct; certain etc. 474; substantially true, ... show more

Roget 100: plural, more than one, upwards of; some, several, a few; certain; not alone etc. 87.   

2 certain

Having or feeling no doubt or uncertainty; confident and assured:
— Felt certain of success.
— Was sure (or certain) she had seen it.

synonym: sure.

Roget 484: believing etc. v.; certain, sure, assured, positive, cocksure, satisfied, confident, unhesitating, convinced, secure.    ... show more

Roget 474: certain, sure, assured etc. v.; solid, well-founded.    unqualified, absolute, positive, determinate, definite, clear, ... show more

3 certain

Established beyond doubt or question; definitely known.

4 certain

Certain to occur; destined or inevitable:
— He was certain to fail.
— His fate is certain.
— In this life nothing is certain but death and taxes.
— He faced certain death.

synonym: sure.

Polish: pewny

5 certain

Established irrevocably.

synonym: sealed.

6 certain

Reliable in operation or effect:
— A quick and certain remedy.

synonym: sure.

7 certain

Exercising or taking care great enough to bring assurance:
— Be certain to disconnect the iron when you are through.

synonym: sure.


Moby thesaurus: a, a certain, absolute, accurate, actual, adducible, admissible, agape, agog, all agog, an, anticipant, anticipating, anticipative, anticipatory, any, any one, apodictic, ascertained, assured ... show more.

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