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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classified covert furtive hush-hush mysterious obscure private secluded undercover underground undisclosed unknown unpublished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.

Tim Cook’s secret weapon that turned Apple into a $4 trillion empire.

From MarketWatch • Apr. 22, 2026

County prosecutors had convened a secret grand jury to collect evidence in connection with Celeste’s killing.

From Los Angeles Times • Apr. 20, 2026

Sir Keir confirmed that the peer had access to the highest level of secret material during his time in Washington.

From BBC • Apr. 20, 2026

It’s no secret that Sam Altman can be hard to pin down.

From The Wall Street Journal • Apr. 19, 2026

Probably one of their super- special secret looks that I’m not included in.

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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