Definition: exercising or taking care great enough to bring assurance
Usage: be certain to disconnect the iron when you are through; be sure to lock the doors
Main entry: certain
Definition: established beyond doubt or question; definitely known
Usage: 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
Definition: having or feeling no doubt or uncertainty; confident and assured
Usage: felt certain of success; was sure (or certain) she had seen it; was very sure in his beliefs; sure of her friends
Definition: certain to occur; destined or inevitable
Usage: 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
Main entry: certain
Definition: definite but not specified or identified
Usage: 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
Definition: reliable in operation or effect
Usage: a quick and certain remedy; a sure way to distinguish the two; wood dust is a sure sign of termites
Definition: established irrevocably
Usage: his fate is sealed