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madness

[mad-nis]
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noun
  1. the state of being mad; insanity.
  2. senseless folly: It is sheer madness to speak as you do.
  3. frenzy; rage.
  4. intense excitement or enthusiasm.
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Origin of madness

First recorded in 1350–1400, madness is from the Middle English word madnesse. See mad, -ness
Related formspre·mad·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

crazinesslunacydelusionfoolishnessstupiditymaniaabsurdityhysteriapsychopathyphobiaaberrationneurosisunbalancederangementdeliriumdementiairrationalityfanaticismpsychosis

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British Dictionary definitions for madness

madness

noun
  1. insanity; lunacy
  2. extreme anger, excitement, or foolishness
  3. a nontechnical word for rabies
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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 madness

n.

late 14c., "insanity, dementia; rash or irrational conduct," from mad (adj.) + -ness. Sense of "foolishness" is from early 15c.

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Online Etymology Dictionary, © 2010 Douglas Harper

madness in Medicine

madness

(mădnĭs)
n.
  1. The quality or condition of being insane.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Idioms and Phrases with madness

madness

see method in one's madness.

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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.