SINCE 1828

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the unknown

noun

Definition of the unknown

: a place, situation, or thing that is not known about or understood

explorers venturing off into the unknown

: a situation that one is unfamiliar with

A fear of the unknown kept her from changing jobs.

Word by Word Definitions

unknown play

: not known or not well-known

: one that is not known or not well-known
: something that requires discovery, identification, or clarification: such as
: a symbol (such as x, y, or z) in a mathematical equation representing an unknown quantity

See the full definition of unknown

Seen and Heard

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WORD OF THE DAY

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investment of mental or emotional energy

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Words from Letters in the Greek Alphabet

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Literally

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