Standard Lemma guide

parity

noun · 14 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Australian, Received-Pronunciation: /ˈpæɹɪti/
  • British, Southern, Standard: /ˈpaɹɪtɪj/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • /ˈpæɹɪti/ without the Mary–marry–merry merger
  • /ˈpɛɹɪti/ Mary–marry–merry merger
  • Scotland: /ˈpaɾɪte/
  • Scotland: /-tɪ/
  • Scotland: /-ti/
  • Wales: /ˈpaɾɪti/
  • rhymes with -æɹɪti
  • homophone: parody (flapping, weak vowel merger)
  • CMU ARPABET: P EH1 R AH0 T IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

Equality; comparability of strength or intensity.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Senses related to classification into two sets.

A set with the property of having all of its elements belonging to one of two disjoint subsets, especially a set of integers split in subsets of even and odd elements.

Definition source: English Wiktionary via Wiktextract

Usage: countable

Topics: mathematics, sciences

Examples

  • Parity is always preserved in such operations.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Senses related to classification into two sets.

The classification of an element of a set with parity into one of the two sets.

Definition source: English Wiktionary via Wiktextract

Usage: countable

Topics: mathematics, sciences

Examples

  • The particles' parities can switch at random.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Senses related to classification into two sets.

The count of one bits in a value, reduced to even or odd or zero or one.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

Senses related to classification into two sets.

Symmetry of interactions under spatial inversion.

Definition source: English Wiktionary via Wiktextract

Usage: countable

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

In reversi, the last move within a given sector of the board.

Definition source: English Wiktionary via Wiktextract

Usage: countable

Topics: games

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

Resemblance; analogy.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

The number of delivered pregnancies reaching viable gestational age, usually between 20-28 weeks.

Definition source: English Wiktionary via Wiktextract

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

The number of times a sow has farrowed.

Definition source: English Wiktionary via Wiktextract

Topics: agriculture, business, lifestyle

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

functional equality

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: equivalence

11

noun

Meaning 11

(physics) parity is conserved in a universe in which the laws of physics are the same in a right-handed system of coordinates as in a left-handed system

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: conservation of parity, space-reflection symmetry, mirror symmetry

Antonyms: none provided

Broader terms: conservation

12

noun

Meaning 12

(computer science) a bit that is used in an error detection procedure in which a 0 or 1 is added to each group of bits so that it will have either an odd number of 1's or an even number of 1's; e.g., if the parity is odd then any group of bits that arrives with an even number of 1's must contain an error

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: parity bit, check bit

Antonyms: none provided

Broader terms: bit

13

noun

Meaning 13

(mathematics) a relation between a pair of integers: if both integers are odd or both are even they have the same parity; if one is odd and the other is even they have different parity

Definition source: Princeton WordNet 3.0

Examples

  • parity is often used to check the integrity of transmitted data

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: mathematical relation

Narrower terms: evenness, oddness

14

noun

Meaning 14

(obstetrics) the number of liveborn children a woman has delivered

Definition source: Princeton WordNet 3.0

Examples

  • the parity of the mother must be considered
  • a bipara is a woman who has given birth to two children

Meaning relationships

Synonyms: para

Antonyms: none provided

Broader terms: pregnancy, gestation, maternity

History

Etymology

From Middle French parité, from Late Latin paritās, from Latin pār (“equal”). Equivalent to pari- + -ty.

From Latin paritas, from pariō (“give birth”).

Across languages

Translations

58 source translations are retained for this English entry.

  • Bulgarian: равенство (ravenstvo) — equality, comparability
  • Catalan: paritat — equality, comparability
  • Czech: parita — equality, comparability
  • Dutch: pariteit — equality, comparability
  • Finnish: vastaavuus — equality, comparability
  • French: parité — equality, comparability
  • German: Parität — equality, comparability
  • Indonesian: paritas — equality, comparability
  • Indonesian: kesepadanan — equality, comparability
  • Indonesian: kesamaan — equality, comparability
  • Italian: parità — equality, comparability
  • Malay: kesamaan — equality, comparability
  • Malay: pariti — equality, comparability
  • Eastern Mari: паритет (paritet) — equality, comparability
  • Eastern Mari: мужыранлык (mužyranlyk) — equality, comparability
  • Persian: برابری (barâbari) — equality, comparability
  • Portuguese: paridade — equality, comparability
  • Russian: парите́т (paritét) — equality, comparability
  • Russian: ра́венство (rávenstvo) — equality, comparability
  • Spanish: paridad — equality, comparability
  • Bulgarian: четност (četnost) — math: set whose elements all belong to one of exactly two disjoint subsets
  • Czech: parita — math: set whose elements all belong to one of exactly two disjoint subsets
  • Dutch: pariteit — math: set whose elements all belong to one of exactly two disjoint subsets
  • French: parité — math: set whose elements all belong to one of exactly two disjoint subsets
  • Hindi: समता (samtā) — math: set whose elements all belong to one of exactly two disjoint subsets
  • Italian: parità — math: set whose elements all belong to one of exactly two disjoint subsets
  • Malay: kesamaan — math: set whose elements all belong to one of exactly two disjoint subsets
  • Malay: pariti — math: set whose elements all belong to one of exactly two disjoint subsets
  • Portuguese: paridade — math: set whose elements all belong to one of exactly two disjoint subsets
  • Russian: парите́т (paritét) — math: set whose elements all belong to one of exactly two disjoint subsets
  • Spanish: paridad — math: set whose elements all belong to one of exactly two disjoint subsets
  • Czech: parita — math: classification into one set or the other
  • Finnish: pariteetti — math: classification into one set or the other
  • French: parité — math: classification into one set or the other
  • Hindi: समता (samtā) — math: classification into one set or the other
  • Italian: parità — math: classification into one set or the other
  • Malay: kesamaan — math: classification into one set or the other
  • Malay: pariti — math: classification into one set or the other
  • Portuguese: paridade — math: classification into one set or the other
  • Russian: парите́т (paritét) — math: classification into one set or the other
  • Spanish: paridad — math: classification into one set or the other
  • Chinese Mandarin: 宇稱 /宇称 (yǔchèn) — physics: symmetry of interaction
  • Czech: parita — physics: symmetry of interaction
  • Dutch: pariteit — physics: symmetry of interaction
  • Finnish: pariteetti — physics: symmetry of interaction
  • German: Parität — physics: symmetry of interaction
  • Malay: kesamaan — physics: symmetry of interaction
  • Malay: pariti — physics: symmetry of interaction
  • Russian: чётность (čótnostʹ) — physics: symmetry of interaction
  • Armenian: սերունդի քանակություն (serundi kʻanakutʻyun) — the number of times a sow has farrowed
  • Chinese Mandarin: 胎次 — the number of times a sow has farrowed
  • Czech: parita — the number of times a sow has farrowed
  • Dutch: pariteit — the number of times a sow has farrowed
  • German: Parität — the number of times a sow has farrowed
  • German: Graviditätszahl — the number of times a sow has farrowed
  • Indonesian: paritas — the number of times a sow has farrowed
  • Portuguese: número de parições — the number of times a sow has farrowed
  • Russian: чи́сленность пото́мства (číslennostʹ potómstva) — the number of times a sow has farrowed
Real reading context

parity in complete knowledge articles