Standard Lemma guide

reciprocal

adj · noun · 11 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.

  • /ɹɪˈsɪpɹək(ə)l/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: R IH0 S IH1 P R AH0 K AH0 L Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Of a feeling, action or such: mutual, uniformly felt or done by each party towards the other or others; two-way.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Examples

  • reciprocal love
  • reciprocal duties
  • a reciprocal invitation to lunch

Meaning relationships

Synonyms: reciprocating

Antonyms: none provided

2

adj

Meaning 2

Mutually interchangeable.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Expressing mutual action, applied to pronouns and verbs; also in a broad sense: reflexive.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: grammar, human-sciences, linguistics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adj

Meaning 4

Used to denote different kinds of mutual relation; often with reference to the substitution of reciprocals for given quantities.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

The number obtained by dividing 1 by another given number; the result of exchanging the numerator and the denominator of a fraction.

Definition source: English Wiktionary via Wiktextract

Topics: arithmetic

Examples

  • 0.5 is the reciprocal of 2.

Meaning relationships

Synonyms: multiplicative inverse

Antonyms: none provided

6

noun

Meaning 6

A construction expressing mutual action.

Definition source: English Wiktionary via Wiktextract

Topics: grammar, human-sciences, linguistics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

adjective

Meaning 7

concerning each of two or more persons or things; especially given or done in return

Definition source: Princeton WordNet 3.0

Examples

  • reciprocal aid
  • reciprocal trade
  • mutual respect
  • reciprocal privileges at other clubs

Meaning relationships

Synonyms: mutual

Antonyms: nonreciprocal

8

adjective satellite

Meaning 8

of or relating to the multiplicative inverse of a quantity or function

Definition source: Princeton WordNet 3.0

Examples

  • the reciprocal ratio of a:b is b:a

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

hybridization involving a pair of crosses that reverse the sexes associated with each genotype

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: reciprocal cross

Antonyms: none provided

Broader terms: hybridization, hybridisation, crossbreeding, crossing, cross, interbreeding, hybridizing

10

noun

Meaning 10

(mathematics) one of a pair of numbers whose product is 1: the reciprocal of 2/3 is 3/2; the multiplicative inverse of 7 is 1/7

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: multiplicative inverse

Antonyms: none provided

Broader terms: inverse, opposite

11

noun

Meaning 11

something (a term or expression or concept) that has a reciprocal relation to something else

Definition source: Princeton WordNet 3.0

Examples

  • risk is the reciprocal of safety

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: reciprocality, reciprocity

History

Etymology

From Latin reciprocus, possibly from a phrase such as reque proque (“back and forth, to and fro”), from re- (“back”), prō (“forwards”) and -que (“and”).

Across languages

Translations

99 source translations are retained for this English entry.

  • Arabic: مُتَبَادَل (mutabādal) — done by each of two people towards the other
  • Belarusian: узае́мны (uzajémny) — done by each of two people towards the other
  • Bulgarian: взаи́мен (vzaímen) — done by each of two people towards the other
  • Catalan: recíproc — done by each of two people towards the other
  • Catalan: mutu — done by each of two people towards the other
  • Chinese Mandarin: 相互 (xiānghù) — done by each of two people towards the other
  • Chinese Mandarin: 互相 (hùxiāng) — done by each of two people towards the other
  • Chinese Mandarin: 互惠 (hùhuì) — done by each of two people towards the other
  • Czech: vzájemný — done by each of two people towards the other
  • Czech: reciproký — done by each of two people towards the other
  • Danish: reciprok — done by each of two people towards the other
  • Esperanto: reciproka — done by each of two people towards the other
  • Finnish: vastavuoroinen — done by each of two people towards the other
  • French: réciproque — done by each of two people towards the other
  • Galician: recíproco — done by each of two people towards the other
  • Georgian: ორმხრივი (ormxrivi) — done by each of two people towards the other
  • Georgian: თანაზიარი (tanaziari) — done by each of two people towards the other
  • Georgian: ურთიერთზიარი (urtiertziari) — done by each of two people towards the other
  • German: gegenseitig — done by each of two people towards the other
  • German: reziprok — done by each of two people towards the other
  • Greek: αμοιβαίος (amoivaíos) — done by each of two people towards the other
  • Hebrew: הדדי (hadadi) — done by each of two people towards the other
  • Hindi: आपसी (āpsī) — done by each of two people towards the other
  • Hindi: पारस्परिक (pārasparik) — done by each of two people towards the other
  • Hungarian: kölcsönös — done by each of two people towards the other
  • Hungarian: viszonos — done by each of two people towards the other
  • Indonesian: timbal balik — done by each of two people towards the other
  • Latin: mūtuus — done by each of two people towards the other
  • Latin: reciprocus — done by each of two people towards the other
  • Lithuanian: savitarpinis — done by each of two people towards the other
  • Macedonian: взаемен (vzaemen) — done by each of two people towards the other
  • Māori: whakautuutu — done by each of two people towards the other
  • Norwegian Bokmål: gjensidig — done by each of two people towards the other
  • Norwegian Nynorsk: gjensidig — done by each of two people towards the other
  • Polish: obopólny — done by each of two people towards the other
  • Polish: obustronny — done by each of two people towards the other
  • Polish: wzajemny — done by each of two people towards the other
  • Portuguese: recíproco — done by each of two people towards the other
  • Romanian: reciproc — done by each of two people towards the other
  • Romanian: reciprocă — done by each of two people towards the other
  • Russian: взаи́мный (vzaímnyj) — done by each of two people towards the other
  • Russian: обою́дный (obojúdnyj) — done by each of two people towards the other
  • Serbo-Croatian: узајаман — done by each of two people towards the other
  • Serbo-Croatian: uzajaman — done by each of two people towards the other
  • Slovak: vzájomný — done by each of two people towards the other
  • Slovene: vzajemen — done by each of two people towards the other
  • Spanish: mutuo — done by each of two people towards the other
  • Spanish: recíproco — done by each of two people towards the other
  • Swedish: ömsesidig — done by each of two people towards the other
  • Turkish: çift taraflı — done by each of two people towards the other
  • Turkish: karşılıklı — done by each of two people towards the other
  • Ukrainian: взає́мний (vzajémnyj) — done by each of two people towards the other
  • Vietnamese: đối ứng — done by each of two people towards the other
  • Volapük: rezipik — done by each of two people towards the other
  • Welsh: cilyddol — done by each of two people towards the other
  • Welsh: dwyochrog — done by each of two people towards the other
  • French: réciproque — grammar: expressing mutual action, applied to pronouns and verbs
  • Hungarian: kölcsönös — grammar: expressing mutual action, applied to pronouns and verbs
  • Kazakh: ортақ (ortaq) — grammar: expressing mutual action, applied to pronouns and verbs
  • Polish: zwrotny — grammar: expressing mutual action, applied to pronouns and verbs
  • Bulgarian: реципро́чен (recipróčen) — done, given, felt, or owed in return
  • Catalan: al revés — done, given, felt, or owed in return
  • Catalan: a l'inrevés — done, given, felt, or owed in return
  • Finnish: päinvastainen — done, given, felt, or owed in return
  • Georgian: საპასუხო (saṗasuxo) — done, given, felt, or owed in return
  • Georgian: ნაცვალგების (nacvalgebis) — done, given, felt, or owed in return
  • German: entgegengesetzt — done, given, felt, or owed in return
  • German: umgekehrt — done, given, felt, or owed in return
  • Hungarian: viszonzó — done, given, felt, or owed in return
  • Hungarian: viszont- — done, given, felt, or owed in return
  • Māori: whakautuutu — done, given, felt, or owed in return
  • Norwegian Bokmål: gjensidig — done, given, felt, or owed in return
  • Norwegian Nynorsk: gjensidig — done, given, felt, or owed in return
  • Polish: odwrotny — done, given, felt, or owed in return
  • Romanian: invers — done, given, felt, or owed in return
  • Russian: обра́тный (obrátnyj) — done, given, felt, or owed in return
  • Spanish: al revés — done, given, felt, or owed in return
  • Vietnamese: đối ứng — done, given, felt, or owed in return
  • Welsh: cilyddol — done, given, felt, or owed in return
  • Arabic: مَقْلُوب (maqlūb) — in mathematics
  • Chinese Mandarin: 倒数 — in mathematics
  • Czech: převrácená hodnota — in mathematics
  • Dutch: omgekeerde — in mathematics
  • Finnish: käänteisluku — in mathematics
  • French: inverse — in mathematics
  • German: Kehrwert — in mathematics
  • Hebrew: הופכי — in mathematics
  • Hebrew: הָפְכִּי (hofkí) — in mathematics
  • Hungarian: reciprok — in mathematics
  • Icelandic: umhverfa — in mathematics
  • Icelandic: margföldunarumhverfa — in mathematics
  • Icelandic: margföldunarandhverfa — in mathematics
  • Japanese: 逆数 (gyakusū) — in mathematics
  • Māori: tau huripoki — in mathematics
  • Māori: tau taupoki — in mathematics
  • Polish: odwrotność — in mathematics
  • Portuguese: recíproca — in mathematics
  • Swedish: invers — in mathematics
  • Tagalog: kabaligtad — in mathematics
Real reading context

reciprocal in complete knowledge articles