Unknown

Pronunciation

• UK IPA: /ÊŒnˈnəʊn/
• US enPR: Å­n-nōnʹ, IPA: /ÊŒnˈnoÊŠn/

Origin

From - + known, past participle of know. Cf. Old English ungecnawen.

Full definition of unknown

Adjective

1. Not known; unidentified; not well known.
• 1898, Winston Churchill, The Celebrity Chapter 4, The Celebrity, by arts unknown, induced Mrs. Judge Short and two other ladies to call at Mohair on an afternoon when Mr. Cooke was trying a trotter on the track. The three returned wondering and charmed with Mrs. Cooke; they were sure she had had no hand in the furnishing of that atrocious house.

Synonyms

Noun

1. (algebra) A variable (usually x, y or z) whose value is to be found.
2. Any fact or place about which nothing is known (as in the phrase "into the unknown").
3. A person of no identity; a nonentity
• 1965, Bob Dylan, Like a Rolling StoneHow does it feelTo be on your ownWith no direction homeLike a complete unknownLike a rolling stone?