nullity

N1U1L1L1I1T1Y4

noun

The state of being null, or void, or invalid.

“nullity of marriage”

Similar
nothingnessvoidnihility
OriginMiddle French nullité ← Medieval Latin nūllitās ← Latin nūllus →
UncommonScrabble 10
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Meanings

nounnullity (countable and uncountable, plural nullities)

plural nullities

  1. countableuncountableThe state of being null, or void, or invalid.

    nullity of marriage

  2. countableuncountablelawA void act; a defective proceeding or one expressly declared by statute to be a nullity.
  3. countableuncountablemathematicsThe dimension of the kernel of a linear transformation; the dimension of the nullspace of a matrix.

Synonyms & antonyms

nounthe state of nonexistence

Similar
nothingnessvoidnihility
Broader
nonexistencenonentity
Also see
circuit rankcoranknihilhoodnihilitynothingnessvoid

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Latinnūllus
  2. Medieval Latinnūllitās
  3. Middle Frenchnullité
  4. Englishnullity

From Middle French nullité and its etymon Medieval Latin nūllitās, from Latin nūllus. By surface analysis, null + -ity.

More words from Middle French, Medieval Latin, Latin

Full word history & related roots →

Translations

Bulgarian невалидност
  • невалидност (nevalidnost)the state of being null, or void, or invalid
Chinese Mandarin 零化度
  • 零化度 (línghuàdù)the dimension of the nullspace of a matrix
Czech neplatnost
  • neplatnostthe state of being null, or void, or invalid
Finnish mitättömyys, pätemättömyys
  • mitättömyysthe state of being null, or void, or invalid
  • pätemättömyysthe state of being null, or void, or invalid
  • nulliteettithe dimension of the nullspace of a matrix
French nullité
  • nullitéthe state of being null, or void, or invalid
Hungarian semmisség, érvénytelenség
  • semmisségthe state of being null, or void, or invalid
  • érvénytelenségthe state of being null, or void, or invalid
  • nullitásthe dimension of the nullspace of a matrix
Polish nieważność, zerowość
  • nieważnośćthe state of being null, or void, or invalid
  • zerowośćthe dimension of the nullspace of a matrix
Spanish nulidad
  • nulidadthe state of being null, or void, or invalid
Cite this entry
APA

nullity. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/nullity

MLA

“nullity.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nullity. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “nullity,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/nullity.

Source: nullity on Wiktionary, CC BY-SA 4.0.