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Definitions

secret

[see-krit] / ˈsi krɪt /
ADJECTIVE
hidden, unrevealed
Synonyms
STRONGEST
classified covert furtive hush-hush mysterious obscure private secluded undercover underground undisclosed unknown unpublished
STRONG
backdoor close closet dark deep mystic occult unseen
WEAK
abstruse ambiguous arcane camouflaged cloak-and-dagger clouded conspiratorial covered cryptic disguised enigmatical esoteric mystical on the Q.T. out-of-the-way recondite reticent retired shrouded strange under wraps unenlightened unfrequented unintelligible veiled
Antonyms
STRONGEST
aboveboard apparent honest known obvious open public revealed sociable unconcealed
STRONG
light visible
WEAK
clear defined explicit forthright legal legitimate
ADJECTIVE
underhand, clandestine
Synonyms
STRONGEST
classified confidential covert furtive hush-hush restricted secretive surreptitious
STRONG
backdoor backstairs close inside sneak
WEAK
camouflaged cryptic discreet disguised dissembled dissimulated in ambush incognito sly sneaky stealthy sub-rosa top-secret unacknowledged under false pretense under-the-table underhanded
Antonyms
STRONGEST
aboveboard forthright honest known open public
WEAK
clear defined explicit legal legitimate revealed unconcealed
NOUN
something kept hidden, unrevealed
Synonyms
STRONGEST
code confidential information key mystery
STRONG
cipher confidence enigma formula occult oracle password puzzle unknown
WEAK
classified information magic number privileged information skeleton in cupboard
Antonyms
WEAK
known public knowledge revelation

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.

But here’s a little secret: Those stated minimums don’t mean much.

From MarketWatch • Apr. 10, 2026

Britain’s military exposed a month-long, secret Russian submarine operation targeting U.K. undersea infrastructure.

From The Wall Street Journal • Apr. 9, 2026

"I'm at a point in my career when I'm tired of this being a secret," she explained.

From BBC • Apr. 9, 2026

Sometimes one woman will dismiss another woman’s opinion so immediately, I can’t help but wonder if they have some long and secret rivalry.

From Los Angeles Times • Apr. 9, 2026

After a week of secret visits to his house, a week of Hannie not coming back, Auntie and Uncle had said I didn’t need to leave.

From "Code Name Kingfisher" by Liz Kessler

Vocabulary lists containing secret

"The Secret Water"

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"Hanging Fire"

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"Frankenstein" and "How Frankenstein Began"

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