Known Unknown Definition

noun

An uncertainty of known magnitude, consequence, structure, and probability characteristics; something that we know that we don't know.

Wiktionary

Other Word Forms of Known Unknown

Noun

Singular:
known unknown
Plural:
known unknowns

Origin of Known Unknown

  • Popularized by Donald Rumsfeld in 2002, though used much earlier.

    From Wiktionary

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Words Starting With

KKNKNO

Words Ending With

NWNOWN

Unscrambles

known unknown

Words Starting With K and Ending With N

Starts With K & Ends With NStarts With KN & Ends With NStarts With K & Ends With WN

Word Length

13 Letter Words13 Letter Words Starting With K13 Letter Words Ending With N