Dictionary.net

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"- Benjamin Franklin; "he faced certain death"; "sudden but sure regret"; "he is sure to win"

capable of being depended on; "a quick and certain remedy"; "a sure way to distinguish the two"; "wood dust is a sure sign of termites"

definite but not specified or identified; "set aside a certain sum each week"; "to a certain degree"; "certain breeds do not make good pets"; "certain members have not paid their dues"; "a certain popular teacher"; "a certain Mrs. Jones"

having or feeling no doubt or uncertainty; confident and assured; "felt certain of success"; "was sure (or certain) she had seen it"; "was very sure in his beliefs"; "sure of her friends"

established beyond doubt or question; definitely known; "what is certain is that every effect must have a cause"; "it is certain that they were on the bus"; "his fate is certain"; "the date for the invasion is 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"- Benjamin Franklin; "he faced certain death"; "sudden but sure regret"; "he is sure to win"

capable of being depended on; "a quick and certain remedy"; "a sure way to distinguish the two"; "wood dust is a sure sign of termites"

definite but not specified or identified; "set aside a certain sum each week"; "to a certain degree"; "certain breeds do not make good pets"; "certain members have not paid their dues"; "a certain popular teacher"; "a certain Mrs. Jones"

having or feeling no doubt or uncertainty; confident and assured; "felt certain of success"; "was sure (or certain) she had seen it"; "was very sure in his beliefs"; "sure of her friends"

established beyond doubt or question; definitely known; "what is certain is that every effect must have a cause"; "it is certain that they were on the bus"; "his fate is certain"; "the date for the invasion is certain"

Assured in mind; having no doubts; free from suspicions concerning.

Not to be doubted or denied; established as a fact.

Actually existing; sure to happen; inevitable.

Unfailing; infallible.

Fixed or stated; regular; determinate.

A certain number or quantity.

Determined; resolved; - used with an infinitive.

Not specifically named; indeterminate; indefinite; one or some; - sometimes used independenty as a noun, and meaning certain persons.

Assured in mind; having no doubts; free from suspicions concerning.

Not to be doubted or denied; established as a fact.

Actually existing; sure to happen; inevitable.

Unfailing; infallible.

Fixed or stated; regular; determinate.

A certain number or quantity.

Determined; resolved; - used with an infinitive.

Not specifically named; indeterminate; indefinite; one or some; - sometimes used independenty as a noun, and meaning certain persons.

Sure; fixed or stated; dependable; indefinite, but known to the speaker; as, a certain city.

Sure: fixed: regular: some: one.

CERTAINTY, CERTITUDE.

Sure; fixed; regular; some.

Sure, as matter of fact, expectation, purpose, or the like.

Having a settled belief; assured; confident; positive.

Indefinite; one; some.

Sure, indubitable; determined; in an indefinite sense, some, as a certain man told me this; undoubting, put past doubt.