AskDefine | Define nullity

Dictionary Definition

nullity n : the state of nonexistence [syn: nothingness, void]

User Contributed Dictionary



From null and -ity


  1. the state of being null, or void, or invalid (e.g. nullity of marriage)
    A void act; a defective proceeding or one expressly declared by statute to be a nullity,

Derived terms

Extensive Definition

Nullity may refer to:
  • Nullity (conflict), a legal declaration that no marriage had ever come into being
  • The nullity of a mathematical operator, which is the dimension of its null space
  • Nullity, a mathematical concept proposed by James Anderson, defined as the value 0/0 and represented by the character Φ

Synonyms, Antonyms and Related Words

a little thing, absence, aimlessness, cipher, dead letter, deprivation, dud, dummy, emptiness, empty sound, futility, hardly anything, hollow man, inanity, inessential, insignificance, insignificancy, jackstraw, lay figure, man of straw, marginal matter, matter of indifference, meaninglessness, mere noise, mere nothing, minor matter, nada, naught, nebbish, negation, negativeness, negativity, nihility, no great matter, nobody, noise, nonbeing, nonentity, nonexistence, nonoccurrence, nonreality, nonsensicality, nonsubsistence, not-being, nothing, nothing in particular, nothing to signify, nothingness, paltry affair, peu de chose, phatic communion, puppet, purposelessness, pushover, rien du tout, scarcely anything, senselessness, technicality, thing of naught, trifle, unactuality, unmeaningness, unreality, unsignificancy, vacancy, vacuity, vacuum, void, whiffet, whippersnapper, zero, zilch
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