adj satadj.alldefinite but not specified or identifiedExamples:- 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
Antonyms:indefinite
Inherited Hypernyms:certain
Similar to:definite
adjadj.allhaving or feeling no doubt or uncertainty; confident and assuredAttributes:assurance authority confidence self-assurance self-confidence sureness certainty
Synset:sure
Examples:- felt certain of success
- was sure (or certain) she had seen it
- was very sure in his beliefs
- sure of her friends
Antonyms:unsureuncertain
Derivationally Related Form:sureness
Inherited Hypernyms:certain
Similar to:confident convinced positive
adjadj.allestablished beyond doubt or question; definitely knownAttributes:certainty foregone conclusion sure thing
Examples:- 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
Antonyms:uncertain
Inherited Hypernyms:certain
Similar to:definite indisputable sure sure as shooting
adjadj.allcertain to occur; destined or inevitableSynset:sure
Examples:- 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
Antonyms:uncertain
Inherited Hypernyms:certain
Similar to:bound destined doomed fated foreordained predestinate predestined in for
See also:predictable
adjadj.allestablished irrevocablySynset:sealed
Antonyms:unsealed
Inherited Hypernyms:sealed
adj satadj.allreliable in operation or effectSynset:sure
Examples:- a quick and certain remedy
- a sure way to distinguish the two
- wood dust is a sure sign of termites
Antonyms:unreliableundependable
Inherited Hypernyms:certain
Similar to:dependable reliable
adj satadj.allexercising or taking care great enough to bring assuranceSynset:sure
Examples:- be certain to disconnect the iron when you are through
- be sure to lock the doors
Antonyms:careless
Inherited Hypernyms:certain
Similar to:careful