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Nonroof vs Nonproof - What's the difference?

nonroof | nonproof |

As an adjective nonroof

is not of or pertaining to a roof.

As a noun nonproof is

a failure to prove something; the absence of a proof.

nonroof

English

Adjective

(-)
  • Not of or pertaining to a roof.
    • a nonroof surface

    nonproof

    English

    Alternative forms

    *non-proof

    Noun

    (en noun)
  • A failure to prove something; the absence of a proof
    • Here is another nonproof of the existence of God.
  • *{{quote-news, 2009, January 19, Kenneth Chang, John R. Stallings Jr., 73, California Mathematician, Is Dead, New York Times citation
    • , passage=In his 1965 paper about his nonproof of the PoincarĂ© Conjecture