Certain - Definition

adj 1: 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"
2: 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" [syn: certain(p), sure] [ant: incertain,
uncertain, unsure]
3: 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" [ant: uncertain]
4: 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"
[syn: certain, sure] [ant: uncertain]
5: established irrevocably; "his fate is sealed" [syn: sealed,
certain] [ant: uncertain, unsealed]
6: reliable in operation or effect; "a quick and certain
remedy"; "a sure way to distinguish the two"; "wood dust is a
sure sign of termites" [syn: certain, sure]
7: exercising or taking care great enough to bring assurance;
"be certain to disconnect the iron when you are through"; "be
sure to lock the doors" [syn: certain, sure]