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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.

The faux-anchor admitted that he wasn’t knowledgeable on Iran before throwing to a clip of a supposed expert.

From Salon • Mar. 1, 2026

"We have a passionate and knowledgeable fan base in London, built over time and still growing, and we're making a positive impact with fans throughout the United Kingdom as well," he said in a statement.

From Barron's • Feb. 25, 2026

“We just get better every year, we get more knowledgeable every year,” Luna said.

From Los Angeles Times • Feb. 3, 2026

Scotch Whisky Association chief executive Mark Kent said China was a "priority growth market" for many distilleries, adding that the country had "developed into a knowledgeable and premium-focused market with a strong appreciation of Scotch".

From BBC • Jan. 30, 2026

He was also articulate, knowledgeable, and an expert in Russian history.

From "Long Walk to Freedom" by Nelson Mandela

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.