AskDefine | Define plausible

Dictionary Definition

plausible adj
1 apparently reasonable and valid [ant: implausible]
2 likely but not certain to be or become true or real; "a likely result"; "he foresaw a probable loss" [syn: probable, likely] [ant: improbable]
3 within the realm of credibility; "not a very likely excuse"; "a plausible story" [syn: likely]
4 appearing to merit belief or acceptance; "a credible witness"; "a plausible story" [syn: credible]

User Contributed Dictionary



  • a UK /ˈplɔːz.ɪ.bəl/|/ˈplɔːz.ə.bəl/, /"plO:z.I.b@l/|/"plO:z.@.b@l/


  1. Seemingly or apparently valid, likely, or acceptable; credible: a plausible excuse.
  2. Worthy of being applauded; praiseworthy; commendable; ready.
  3. Obtaining approbation; specifically pleasing; apparently right; specious; as, a plausible pretext; plausible manners; a plausible delusion.
  4. Using specious arguments or discourse; as, a plausible speaker.
  5. A possibility in reason or thought experiment, but which may as a matter of fact be true or false, the truth of which is yet unknown to the thinker.

Derived terms


likely, acceptable
worthy of being applauded

Synonyms, Antonyms and Related Words

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