unknown
[ uhn-nohn ]
/ ʌnˈnoʊn /
adjective
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.
noun
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.
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RELATED WORDS
Nearby words
unknightly, unknit, unknot, unknowable, unknowing, unknown, unknown quantity, unknown soldier, unlace, unlade, unlaid
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for unknown
British Dictionary definitions for unknown
unknown
/ (ʌnˈnəʊn) /
adjective
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
noun
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
Derived Forms
unknownness, nounCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
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