subcontrary

[suhb-kon-trer-ee]

noun, plural sub·con·tra·ries. Logic.

one of two propositions that can both be true but cannot both be false.

Nearby words

  1. subconsciousness,
  2. subcontiguous,
  3. subcontinent,
  4. subcontract,
  5. subcontractor,
  6. subcorneal pustular dermatosis,
  7. subcortex,
  8. subcortical,
  9. subcosta,
  10. subcostal artery

Origin of subcontrary

1595–1605; < Medieval Latin subcontrārius, Late Latin (see sub-, contrary), orig. as translation of Greek hypenantíos

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for subcontrary

subcontrary

adjective

(of a pair of propositions) related such that they cannot both be false at once, although they may be true togetherCompare contrary (def. 5), contradictory (def. 3)

noun plural -ries

a statement that cannot be false when a given statement is false
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