Unproof

noun, verb

noun, verb ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Absence or lack of proof or evidence; prooflessness. countable, uncountable

    "Modern science came to our help in either way of proof or unproof."

  2. 2
    That which is not proven. countable, uncountable

    "It is a theory with many unproofs. It has not been demonstrated either theoretically or empirically that time and chance can explain either the universe with its high complexity or man as man."

Verb
  1. 1
    To undo the proofing of; expose to the possibility of failure. transitive

    "[...] but squirrels are smart; they find a way to unproof feeders."

Synonyms

All synonyms
prooflessness

Example

More examples

"Modern science came to our help in either way of proof or unproof."

Etymology

Etymology 1

From un- (“absence or lack of”) + proof.

Etymology 2

From un- + proof (“resiliency, firmness”).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.