Synonyms for unknown
ʌnˈnoʊnun·known

English Synonyms and AntonymsRate these synonyms:0.0 / 0 votes

1. unknown

   That is mysterious in the true sense which is beyond human comprehension, as the decrees of God or the origin of life. That is mystic or mystical which has associated with it some hidden or recondite meaning, especially of a religious kind; as, the mystic Babylon of the Apocalypse. That is dark which we can not personally see through, especially if sadly perplexing; as, a dark providence. That is secret which is intentionally hidden. Compare DARK.

   See synonyms for CLEAR.

   Synonyms:
   abstruse, cabalistic, dark, enigmatical, hidden, incomprehensible, inexplicable, inscrutable, mysterious, mystic, mystical, obscure, occult, recondite, secret, transcendental, unfathomable, unfathomed

Complete Dictionary of Synonyms and AntonymsRate these synonyms:3.0 / 1 vote

1. unknown

   Synonyms:
   mysterious, hidden, obscure, unrecognized

Princeton's WordNetRate these synonyms:4.8 / 4 votes

1. unknown, unknown region, terra incognitanoun

   an unknown and unexplored region

   "they came like angels out the unknown"

   Synonyms:
   stranger, unknown quantity, terra incognita, unknown region, alien

   Antonyms:
   illustrious, familiar, celebrated, notable, better-known, known, proverbial, noted, best-known, far-famed, onymous, legendary, identified, suspected, famed, well-known, famous, glorious, renowned

2. stranger, alien, unknownnoun

   anyone who does not belong in the environment in which they are found

   Synonyms:
   unknown region, extraterrestrial, stranger, terra incognita, unknown quantity, alien, noncitizen, outlander, extraterrestrial being, foreigner

   Antonyms:
   illustrious, far-famed, noted, renowned, glorious, identified, known, better-known, well-known, suspected, legendary, proverbial, celebrated, familiar, famed, notable, best-known, famous, onymous

3. unknown, unknown quantityadjective

   a variable whose values are solutions of an equation

   Synonyms:
   stranger, unknown quantity, terra incognita, unknown region, alien

   Antonyms:
   known, famed, illustrious, suspected, best-known, proverbial, onymous, legendary, famous, far-famed, celebrated, well-known, glorious, familiar, better-known, noted, identified, renowned, notable

4. unknownadjective

   not known

   "an unknown amount"; "an unknown island"; "an unknown writer"; "an unknown source"

   Synonyms:
   unidentified, strange, unnamed, unsung, obscure, nameless

   Antonyms:
   legendary, notable, identified, better-known, proverbial, onymous, best-known, familiar, celebrated, suspected, renowned, famous, known, noted, far-famed, famed, glorious, illustrious, well-known

5. nameless, unidentified, unknown, unnamedadjective

   being or having an unknown or unnamed source

   "a poem by an unknown author"; "corporations responsible to nameless owners"; "an unnamed donor"

   Synonyms:
   unidentified, strange, unnamed, unsung, obscure, nameless

   Antonyms:
   celebrated, proverbial, noted, onymous, identified, best-known, known, renowned, better-known, well-known, notable, familiar, illustrious, legendary, glorious, far-famed, famous, suspected, famed

6. unknownadjective

   not known to exist

   "things obscurely felt surged up from unknown depths"

   Synonyms:
   unidentified, strange, unnamed, unsung, obscure, nameless

   Antonyms:
   noted, famous, famed, best-known, known, well-known, celebrated, identified, far-famed, notable, suspected, onymous, illustrious, glorious, proverbial, familiar, better-known, legendary, renowned

7. obscure, unknown, unsungadjective

   not famous or acclaimed

   "an obscure family"; "unsung heroes of the war"

   Synonyms:
   unnoticeable, dark, hidden, obscure, unnamed, unvalued, strange, unidentified, apart(p), vague, isolated, unappreciated, nameless, unsung

   Antonyms:
   famed, illustrious, best-known, well-known, notable, proverbial, celebrated, legendary, noted, famous, suspected, better-known, renowned, onymous, identified, glorious, familiar, far-famed, known

8. strange, unknownadjective

   not known before

   "used many strange words"; "saw many strange faces in the crowd"; "don't let anyone unknown into the house"

   Synonyms:
   unusual, unnamed, unidentified, strange, obscure, foreign, nameless, unsung

   Antonyms:
   noted, proverbial, best-known, glorious, better-known, notable, identified, well-known, famed, familiar, far-famed, legendary, celebrated, famous, suspected, renowned, illustrious, known, onymous

Matched Categories

1. • Region

Editors ContributionRate these synonyms:5.0 / 1 vote

1. anonymous

   not known by name ,unidentified

   i received an anonymous gift.

   Submitted by Aya11115 on November 25, 2019  

Dictionary of English SynonymesRate these synonyms:0.0 / 0 votes

1. unknownadjective

   Synonyms:
   unascertained, not known

2. unknownadjective

   Synonyms:
   mysterious, mystic, hidden, dark, enigmatical

3. unknownadjective

   Synonyms:
   without the knowledge of

4. unknownadjective

   Synonyms:
   obscure, undistinguished, nameless, unnoted, unhonored, renownless, inglorious

Synonyms, Antonyms & Associated WordsRate these synonyms:0.0 / 0 votes

1. unknownadjective

   Synonyms:
   obscure, inglorious, unrenowned, nameless, undistinguished, unascertained, unexplored, unapprehended, anonymous

PPDB, the paraphrase databaseRate these paraphrases:0.0 / 0 votes

1. List of paraphrases for "unknown":

   unidentified, inconnu, stranger, unfamiliar, unknowns, unrecognized, uncharted, undetermined, undisclosed, known, little-known, indeterminate, unsung, unnamed, anonymous, unspecified, unheard, doe, uncertain, undiscovered

Suggested Resources

1. unknown

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2. unknown

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3. unknown

   Song lyrics by unknown -- Explore a large variety of song lyrics performed by unknown on the Lyrics.com website.

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How to use unknown in a sentence?

1. Harold Williams of Hampstead:

   I kind of think a known devil is better than an unknown devil, i don't mind a person shooting off the hip as long as they can back it up.

2. Leonard Bernstein:

   The key to the mystery of a great artist is that for reasons unknown, he will give away his energies and his life just to make sure that one note follows another . . . and leaves us with the feeling that something is right in the world.

3. The FBI on Saturday:

   The The FBI on Saturday and CISA are aware of the incident this morning involving fake emails from an @ic. fbi.gov email account, this is an ongoing situation and we are not able to provide any additional information at this time. We continue to encourage the public to be cautious of unknown senders and urge you to report suspicious activity to www.ic3.gov or www.cisa.gov.

4. Assistant Chief Constable Mark Hamilton:

   At this stage the cause of the incident is unknown, however police have commenced a full investigation into the circumstances.

5. The Rev. Gilbert Walker:

   I didn't know what to expect, what he'd be like, i didn't know if he would be welcoming. It was absolutely unknown to me, and it was absolutely wonderful. He and I welled up as we met each other.