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Definitions

intelligence

[in-tel-i-juhns] / ɪnˈtɛl ɪ dʒəns /
NOUN
ability to perceive, understand
Synonyms
STRONGEST
acumen agility brilliance intellect judgment perception quickness savvy sense skill subtlety understanding wit
STRONG
IQ acuity alertness aptitude brainpower brains brightness capacity cleverness comprehension coruscation discernment luminosity mentality mind penetration perspicacity precocity quotient reason sagacity smarts trenchancy
WEAK
gray matter the right stuff what it takes
Antonyms
STRONGEST
ignorance inability stupidity
STRONG
disinclination physicality
WEAK
ineptness
NOUN
secret information
Synonyms
STRONGEST
data knowledge
STRONG
advice clue dirt disclosure facts findings info leak news notice notification picture report rumor tidings tip-off word
WEAK
hot tip inside story lowdown
Antonyms
STRONG
silence
WEAK
ignorance inability ineptness

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 company’s early success came from its work with CIA and tactical military intelligence teams.

From MarketWatch • Apr. 4, 2026

And that’s why, after the No Kings marches in October, Donald Trump himself posted a video created with artificial intelligence showing him dumping human waste on the protesters.

From Salon • Apr. 4, 2026

Several ships that made the journey through the strait on Thursday hugged "unusually close" to the coast of Oman, according to maritime news and intelligence service Lloyd's List.

From BBC • Apr. 3, 2026

That isn’t deterring some fund managers from making early bets on Elon Musk’s satellite, rocket and artificial intelligence giant.

From Barron's • Apr. 3, 2026

“Poor chaps are way behind when it comes to spying—any sort of secret intelligence work.”

From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin

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