Definitions

knowledgeable

[nol-i-juh-buhl] / ˈnɒl ɪ dʒə bəl /

ADJECTIVE

aware, educated

Synonyms

STRONGEST

appreciative brilliant conscious conversant discerning experienced informed insightful intelligent learned perceptive sensible smart sophisticated well-informed well-rounded wise

STRONG

apprised au courant au fait in the know

WEAK

abreast acquainted with alert brainy bright clever cognizant erudite familiar with knowing lettered omniscient plugged in posted prescient privy quick-witted sagacious sage savvy scholarly sharp sophic tuned-in understanding versed with it

Antonyms

STRONGEST

ignorant inexperienced unaware uninformed unintelligent unknowledgeable unreasonable unsophisticated unwise

WEAK

uneducated

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.

Word-of-mouth referrals from knowledgeable people are the way good doctors build their practices.

From MarketWatch • Jun. 3, 2026

She told the BBC the King was "very knowledgeable all about Horizon".

From BBC • Jun. 2, 2026

Known as “the Crab” because he was born with a sixth finger on one hand, Rodríguez Castro can make Cuba’s glacial bureaucracy move, say people knowledgeable about the matter.

From The Wall Street Journal • May 16, 2026

“But there are areas where you can say no, it’s investing. You’re deeply knowledgeable, you’re taking the other side of a bet, and you think you know better than the other person.”

From Barron's • May 7, 2026

But there was something familiar about that orange dragon, perhaps the way her scales reflected in the sun like fish scales glistening in the water, and those knowledgeable eyes, nodding as if she knew her.

From "Where the Mountain Meets the Moon" by Grace Lin

Vocabulary lists containing knowledgeable

Words to Describe Yourself on a Resume

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Words to Describe a Teacher

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Employment, List 3

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