Definitions

optimistic

[op-tuh-mis-tik] / ˌɒp təˈmɪs tɪk /

ADJECTIVE

believing positively

Synonyms

STRONG

assured bright buoyant cheerful cheering confident encouraged expectant happy high hopeful hoping idealistic keeping the faith merry on cloud nine on top of world positive promising ray of sunshine rose-colored rosy sanguine sunny trusting utopian

Antonyms

STRONG

dejected depressed doubtful gloomy hopeless pessimistic sorrowful

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.

Overall, Wall Street appears optimistic when it comes to StubHub.

From Barron's • May 14, 2026

While the Swiss drugmaker didn’t provide specific figures, it sounded incrementally optimistic on the group’s growth beyond 2028, Citi says.

From The Wall Street Journal • May 14, 2026

Jeffrey Judge of Chesapeake Financial Planners said he works with clients who are living out exactly what the Society of Actuaries survey describes, and he argued the numbers may actually be optimistic.

From MarketWatch • May 14, 2026

Cisco also guided for fiscal fourth-quarter revenue of between $16.7 billion and $16.9 billion, a more optimistic forecast than the $15.8 billion expected on Wall Street, according to FactSet.

From MarketWatch • May 13, 2026

He hadn’t been very optimistic about the condition clearing up, either.

From "The Chosen" by Chaim Potok

Vocabulary lists containing optimistic

The SAT: Words to Capture Tone, List 1

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Positive Words to Describe a Person

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

ACT Reading Test: Words to Capture Tone, List 1

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!