[tem-per-uh-men-tl, -pruh-men-, -per-men-]
  1. having or exhibiting a strongly marked, individual temperament.
  2. moody, irritable, or sensitive: a temperamental artist.
  3. given to erratic behavior; unpredictable.
  4. of or relating to temperament; constitutional: temperamental differences.

Origin of temperamental

First recorded in 1640–50; temperament + -al1
Related formstem·per·a·men·tal·ly, adverbnon·tem·per·a·men·tal, adjectivenon·tem·per·a·men·tal·ly, adverbun·tem·per·a·men·tal, adjectiveun·tem·per·a·men·tal·ly, adverb

Synonyms for temperamental

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

Examples from the Web for temperamentally

Contemporary Examples of temperamentally

Historical Examples of temperamentally

  • Physically and temperamentally we belong to different worlds.


    Stephen French Whitman

  • Temperamentally, intellectually, the doctrines of Karl Marx are not for them.

    Working With the Working Woman

    Cornelia Stratton Parker

  • He temperamentally regarded the evil of the day as quite sufficient to it.

    The Patrician

    John Galsworthy

  • Though she could not explain her own emotions, she belonged to him temperamentally and he belonged to her.

    Jennie Gerhardt

    Theodore Dreiser

  • She said it, not because she wanted to give information, but because she was temperamentally outspoken.

    The Dust Flower

    Basil King

British Dictionary definitions for temperamentally


  1. easily upset or irritated; excitable; volatile
  2. of, relating to, or caused by temperament
  3. informal working erratically and inconsistently; unreliablea temperamental sewing machine
Derived Formstemperamentally, adverb
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 temperamentally



"of or pertaining to temperament," 1640s, from temperament; in the sense of "moody" it is recorded from 1907.

Online Etymology Dictionary, © 2010 Douglas Harper