optimist

[ op-tuh-mist ]
/ ˈɒp tə mɪst /

noun

an optimistic person.
a person who holds the belief or the doctrine of optimism.

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Origin of optimist

1760–70; <French optimiste<Latin optim(um) (see optimum) + French -iste-ist

OTHER WORDS FROM optimist

an·ti·op·ti·mist, noun, adjectiveo·ver·op·ti·mist, nounsu·per·op·ti·mist, noun

WORDS THAT MAY BE CONFUSED WITH optimist

cynic, optimist , pessimist, skeptic.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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