optimism

[op-tuh-miz-uhm] / ˈɒp təˌmɪz əm /

NOUN

state of having positive beliefs

Synonyms

STRONGEST

anticipation certainty confidence elation enthusiasm expectation happiness idealism trust

STRONG

assurance brightness buoyancy calmness cheer cheerfulness easiness encouragement exhilaration hopefulness positivism sanguineness sureness

WEAK

good cheer looking on bright side rose-colored glasses

Antonyms

STRONGEST

depression distrust doubt fear sadness sorrow uncertainty unhappiness

STRONG

discouragement gloom

WEAK

hopelessness pessimism

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“But I think the market has gone to optimism squared, and I think we are a little bit out over the skis at this point.”

From Barron's • Apr. 16, 2026

He didn’t want to overstate that finding, especially since about half of people reported being pessimistic about their future, but he hopes people can capitalize on that optimism.

From Los Angeles Times • Apr. 16, 2026

While AMD’s massive stock rally dovetails with general market momentum, there’s also particular optimism around AMD’s story.

From MarketWatch • Apr. 16, 2026

Oil prices nudged below $95 a barrel and U.S. stock futures were flat in placid early European trade, amid investor optimism around U.S.-Iran peace talks this week.

From The Wall Street Journal • Apr. 15, 2026

As you see, her optimism was already running away with her.

From "The Unseen Guest" by Maryrose Wood

Vocabulary lists containing optimism

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