WordReference Random House Learner's Dictionary of American English © 2026
non•sen•si•cal /nɑnˈsɛnsɪkəl/USA pronunciation adj.
WordReference Random House Learner's Dictionary of American English © 2026- full of nonsense:nonsensical ideas.
non•sense /ˈnɑnsɛns, -səns/USA pronunciation
n. [uncountable]
WordReference Random House Unabridged Dictionary of American English © 2026- words without sense;
gibberish. - words, or a position, that is foolish or ridiculous:a lot of nonsense about how women can't do as good a job as men.
- conduct or action that is senseless or foolish:Stop this nonsense at once!
- impolite, rude, or otherwise objectionable behavior:Don't take any nonsense from him.
non•sense
(non′sens, -səns),USA pronunciation n.
non•sen•si•cal
(non sen′si kəl),USA pronunciation adj.
non•sen′si•cal•ly, adv.
non•sen′si•cal•ness, non′sen•si•cal′i•ty, n.
- words or language having little or no sense or meaning.
- conduct, action, etc., that is senseless, foolish, or absurd:to have tolerated enough nonsense.
- impudent, insubordinate, or otherwise objectionable behavior:He doesn't have to take that nonsense from you.
- something absurd or fatuous:the utter nonsense of such a suggestion.
- anything of trifling importance or of little or no use.
- Geneticsa DNA sequence that does not code for an amino acid and is not transcribed (distinguished from sense).
- 1605–15; non- + sense
non•sen′si•cal•ness, non′sen•si•cal′i•ty, n.
- 1. twaddle, balderdash, moonshine, absurdity.
'nonsensical' also found in these entries (note: many are not synonyms or translations):
ballyhoo
- cockamamie
- falderal
- linsey-woolsey
- nonsense
- abba-dabba
- abracadabra
- absurd
- amphigory
- foolish
- jabber
- koan
- phony-baloney
- ridiculous
- unreasonable
- unwitty
- senseless
- silly
- skimble-scamble