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pessimist

American  
[pes-uh-mist] / ˈpɛs ə mɪst /

noun

  1. a person who habitually sees or anticipates the worst or is disposed to be gloomy.

  2. an adherent of the doctrine of pessimism.

Etymology

Origin of pessimist

First recorded in 1830–40; pessim(ism) + -ist

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.