intelligent

[in-tel-i-juhnt] / ɪnˈtɛl ɪ dʒənt /

ADJECTIVE

very smart

Synonyms

STRONGEST

astute brainy bright brilliant creative imaginative inventive knowledgeable original perceptive rational resourceful smart well-informed wise

WEAK

able acute alert alive all there apt calculating capable clever comprehending deep discerning enlightened exceptional highbrow ingenious instructed keen knowing penetrating perspicacious profound quick quick-witted ready reasonable responsible sage sharp thinking together understanding whiz witty

Antonyms

STRONGEST

dark dull ignorant normal old stupid typical unaware uncreative uneducated unimaginative unintelligent uninventive unreasonable unresourceful worn

WEAK

foolish idiotic imbecile

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.

Phrases like "AI decided" or "ChatGPT knows" can make systems seem more independent or intelligent than they actually are.

From Science Daily • Apr. 19, 2026

“I know a lot of feisty, fun, and intelligent women and I knew when I met her that she was one of them.”

From The Wall Street Journal • Apr. 16, 2026

“Roberto Velasco seems to be a intelligent and well-educated person,” said one veteran Mexican diplomat posted to the United States, who asked to not be named because the person was not authorized to speak.

From Los Angeles Times • Apr. 14, 2026

My best guess is that Cassidy and Kaine themselves — being the intelligent and diligent legislators they are — would prefer a serious approach and offer this proposal simply to move their colleagues to action.

From MarketWatch • Apr. 9, 2026

Heinck thought that the leader of his group, Dasch, was intelligent.

From Nazi Saboteurs by Samantha Seiple

Vocabulary lists containing intelligent

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