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maniac
[ mey-nee-ak ]
/ ˈmeɪ niˌæk /
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noun
a raving or violently insane person; lunatic.
any intemperate or overly zealous or enthusiastic person: a maniac when it comes to details.
adjective
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Words nearby maniac
manhood suffrage, man-hour, manhunt, Mani, mania, maniac, maniacal, maniacally, manic, manic depression, manic-depressive
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use maniac in a sentence
British Dictionary definitions for maniac
maniac
/ (ˈmeɪnɪˌæk) /
noun
a wild disorderly person
a person who has a great craving or enthusiasm for somethinga football maniac
psychiatry obsolete a person afflicted with mania
Word Origin for maniac
C17: from Late Latin maniacus belonging to madness, from Greek
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
Medical definitions for maniac
maniac
[ mā′nē-ăk′ ]
n.
An insane person.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.