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phlegmatic

or phleg·mat·i·cal

[fleg-mat-ik or fleg-mat-i-kuhl]
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adjective
  1. not easily excited to action or display of emotion; apathetic; sluggish.
  2. self-possessed, calm, or composed.
  3. of the nature of or abounding in the humor phlegm.
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Origin of phlegmatic

1300–50; < Late Latin phlegmaticus < Greek phlegmatikós pertaining to phlegm, equivalent to phlegmat- (stem of phlégma phlegm) + -ikos -ic; replacing Middle English fleumatik < Middle French fleumatique < Late Latin, as above
Related formsphleg·mat·i·cal·ly, adverbphleg·mat·i·cal·ness, phleg·mat·ic·ness, nounun·phleg·mat·ic, adjectiveun·phleg·mat·i·cal, adjectiveun·phleg·mat·i·cal·ly, adverb

Synonyms for phlegmatic

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

Related Words for phlegmatic

apathetic, blah, cold, cool, deadpan, disinterested, dispassionate, dull, emotionless, flat, frigid, groggy, indifferent, lethargic, lifeless, listless, passive, sluggish, unfeeling, unresponsive

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British Dictionary definitions for phlegmatic

phlegmatic

phlegmatical

adjective
  1. having a stolid or unemotional disposition
  2. not easily excited
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Derived Formsphlegmatically, adverbphlegmaticalness or phlegmaticness, noun
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 phlegmatic

adj.

"cool, calm, self-possessed," and in a more pejorative sense, "cold, dull, apathetic," 1570s, from literal sense "abounding in phlegm (as a bodily humor)" (mid-14c., fleumatik), from Old French fleumatique (13c., Modern French flegmatique), from Late Latin phlegmaticus, from Greek phlegmatikos "abounding in phlegm" (see phlegm).

A verry flewmatike man is in the body lustles, heuy and slow. [John of Trevisa, translation of Bartholomew de Glanville's "De proprietatibus rerum," 1398]
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Online Etymology Dictionary, © 2010 Douglas Harper

phlegmatic in Medicine

phlegmatic

(flĕg-mătĭk)
adj.
  1. Of or relating to phlegm.
  2. Having or suggesting a calm, sluggish temperament; unemotional.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.