validity

When you test something's validity, you see if it holds true. Are these really the best chocolate chip cookies in the world? You might enjoy testing the validity of this statement.

The noun validity means genuine or authentic, but it also has a legal meaning: having legal force. Your family asked the judge to determine the validity of your grandfather's will because they weren't sure he was legally allowed to leave all his worldly goods to "the little green men from Mars." Related words include the adjective "valid" and its antonym "invalid," as well as the verb "validate."

Definitions of validity
  1. noun
    the quality of being valid and rigorous
    synonyms: cogency, rigor, rigour
    see moresee less
    type of:
    believability, credibility, credibleness
    the quality of being believable or trustworthy
  2. noun
    the property of being strong and healthy in constitution
    synonyms: hardiness, lustiness, robustness
    see moresee less
    type of:
    strength
    the property of being physically or mentally strong
  3. noun
    the quality of having legal force or effectiveness
    synonyms: validness
    see moresee less
    types:
    effect, force
    (of a law) having legal validity
    type of:
    legality
    lawfulness by virtue of conformity to a legal statute
Word Family