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atrabilious

[a-truh-bil-yuh s] /ˌæ trəˈbɪl yəs/
adjective
1.
gloomy; morose; melancholy; morbid.
2.
irritable; bad-tempered; splenetic.
Also, atrabiliar.
Origin
1645-1655
1645-55; < Latin ātra bīli(s) black bile + -ous
Related forms
atrabiliousness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for atrabilious

atrabilious

/ˌætrəˈbɪljəs/
adjective
1.
(rare) irritable
Derived Forms
atrabiliousness, noun
Word Origin
C17: from Latin ātra bīlis black bile, from āter black + bīlisbile1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for atrabilious
adj.

1650s, from Latin atra bilis, translating Greek melankholia "black bile" (see melancholy; also cf. bile). Atra is fem. of ater "black, dark, gloomy," perhaps related to root of atrocity. Related: Atrabiliousness.

Online Etymology Dictionary, © 2010 Douglas Harper
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