unknown
- not known; not within the range of one's knowledge, experience, or understanding; strange; unfamiliar.
- not discovered, explored, identified, or ascertained: the unknown parts of Antarctica.
- not widely known; not famous; obscure: an unknown writer.
- a thing, influence, area, factor, or person that is unknown: the many unknowns in modern medicine; The director cast an unknown in the leading role.
- Mathematics. a symbol representing an unknown quantity: in algebra, analysis, etc., frequently represented by a letter from the last part of the alphabet, as x, y, or z.
Origin of unknown
Related Words for unknown
unexplored, exotic, unidentified, remote, undiscovered, unfamiliar, foreign, strange, anonymous, new, nameless, unnamed, uncharted, unexplained, unrecognized, dark, alien, far, secret, so-and-soExamples from the Web for unknown
Contemporary Examples of unknown
While Faal and Njie are in U.S. custody, the whereabouts of the other survivors is unknown.
The police suspect that the other unaccounted for 643,000 bitcoins, were removed from customer accounts via an unknown party.
Japanese Bitcoin Heist ‘an Inside Job,’ Not Hackers AloneNathalie-Kyoko Stucky, Jake Adelstein
January 1, 2015
Until recently, the hacker collective known as Lizard Squad was all but unknown.
I believe that my case is being interfered with by unknown elements inside Iran.
We are not concerned or jittered about an unknown candidate.
Historical Examples of unknown
A few years only back, every Carolinian rode to town, and the motor was unknown.
'Tis Sixty Years SinceCharles Francis Adams
"And they come from a bitter heart," answered the unknown knight.
The White CompanyArthur Conan Doyle
Then he was but a penniless, monk-bred lad, unknown and unfriended.
The White CompanyArthur Conan Doyle
Like the Admirable Crichton, no art is to her unknown, no accomplishment by her neglected.
The Bacillus of BeautyHarriet Stark
It is merely a case of not liking him less, but of liking my unknown man more.
Her Father's DaughterGene Stratton-Porter
unknown
- not known, understood, or recognized
- not established, identified, or discoveredan unknown island
- not famous; undistinguishedsome unknown artist
- unknown quantity a person or thing whose action, effect, etc, is unknown or unpredictable
- an unknown person, quantity, or thing
- maths a variable, or the quantity it represents, the value of which is to be discovered by solving an equation; a variable in a conditional equation3y = 4x + 5 is an equation in two unknowns