• synonyms


[ri-dik-yuh-luh s]
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  1. causing or worthy of ridicule or derision; absurd; preposterous; laughable: a ridiculous plan.
  2. Slang. absurdly or unbelievably good, bad, crazy, etc.: The concert was ridiculous, their best performance ever!
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Origin of ridiculous

1540–50; < Late Latin rīdiculōsus laughable, droll, and Latin rīdiculus (adj. derivative of rīdiculum ridicule); see -ous
Related formsri·dic·u·lous·ly, adverbri·dic·u·lous·ness, ri·dic·u·los·i·ty [ri-dik-yuh-los-i-tee] /rɪˌdɪk yəˈlɒs ɪ ti/, nounhy·per·ri·dic·u·lous, adjectivehy·per·ri·dic·u·lous·ly, adverbhy·per·ri·dic·u·lous·ness, nounqua·si-ri·dic·u·lous, adjectivequa·si-ri·dic·u·lous·ly, adverbun·ri·dic·u·lous, adjectiveun·ri·dic·u·lous·ly, adverbun·ri·dic·u·lous·ness, noun


See more synonyms for ridiculous on Thesaurus.com
1. nonsensical, ludicrous, funny, droll, comical, farcical.

Synonym study

1. See absurd.


1. sensible.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for ridiculousness


  1. worthy of or exciting ridicule; absurd, preposterous, laughable, or contemptible
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Derived Formsridiculously, adverbridiculousness, noun

Word Origin

C16: from Latin rīdiculōsus, from rīdēre to laugh
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for ridiculousness



1540s, ridyculouse, from Latin ridiculosus "laughable," from ridiculus "that which excites laughter," from ridere "to laugh." Shakespeare and other 17c. writers sometimes spelled it rediculous. Slang extensions to "outrageous" (1839); "excellent" (1959, jazz slang). Related: Ridiculously; ridiculousness.

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Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with ridiculousness


see from the ridiculous to the sublime.

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The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.