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unknown
[ uhn-nohn ]
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.
unknown
/ ʌˈəʊ /
adjective
- not known, understood, or recognized
- not established, identified, or discovered
an unknown island
- not famous; undistinguished
some unknown artist
- unknown quantitya 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 equation
3y = 4x + 5 is an equation in two unknowns
Derived Forms
- ܲˈԴǷɲԲԱ, noun
Word History and Origins
Example Sentences
Confidential papers seen by the BBC show a Kurdish court closed the investigation into Alan's killing, saying the perpetrator was unknown.
Hubris is not unknown in the field of politics.
Spain's political leaders said the cause of the disruption was still unknown but there was no indication of a cyber attack.
"Nobody in England knew an awful lot about him. Everybody who knows football said it was going to be a huge task and that this was an unknown coach who comes from the Netherlands."
There is a big unknown lurking out there, though: is Aaron Rodgers planning to do?
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