Standard Lemma guide

affinity

noun · 20 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.

  • /əˈfɪnɪti/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -ɪnɪti
  • CMU ARPABET: AH0 F IH1 N AH0 T IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 2: AH0 F IH1 N IH0 T IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A natural attraction or feeling of kinship to a person or thing.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: kindred

Antonyms: none provided

2

noun

Meaning 2

A family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity (e.g. sister).

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

3

noun

Meaning 3

A kinsman or kinswoman of a such relationship; one who is affinal.

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

4

noun

Meaning 4

The fact of and manner in which something is related to another.

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

5

noun

Meaning 5

Any romantic relationship.

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

6

noun

Meaning 6

A love interest; a paramour.

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

7

noun

Meaning 7

Any passionate love for something.

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

Resemblances between biological populations, suggesting that they have a common origin, type or stock.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biology, natural-sciences, taxonomy

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

Structural resemblances between minerals; resemblances that suggest that they are of a common origin or type.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: geography, geology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

An attractive force between atoms, or groups of atoms, that contributes towards their forming bonds.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

noun

Meaning 11

The attraction between an antibody and an antigen

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

12

noun

Meaning 12

A tendency to keep a task running on the same processor in a symmetric multiprocessing operating system to reduce the frequency of cache misses.

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

13

noun

Meaning 13

An automorphism of affine space.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

14

noun

Meaning 14

a natural attraction or feeling of kinship

Definition source: Princeton WordNet 3.0

Examples

  • an affinity for politics
  • the mysterious affinity between them
  • James's affinity with Sam

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: attraction, attractiveness

15

noun

Meaning 15

inherent resemblance between persons or things

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: resemblance

16

noun

Meaning 16

the force attracting atoms to each other and binding them together in a molecule

Definition source: Princeton WordNet 3.0

Examples

  • basic dyes have an affinity for wool and silk

Meaning relationships

Synonyms: chemical attraction

Antonyms: none provided

Broader terms: force

17

noun

Meaning 17

(immunology) the attraction between an antigen and an antibody

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: attraction, attractive force

18

noun

Meaning 18

a close connection marked by community of interests or similarity in nature or character

Definition source: Princeton WordNet 3.0

Examples

  • found a natural affinity with the immigrants
  • felt a deep kinship with the other students
  • anthropology's kinship with the humanities

Meaning relationships

Synonyms: kinship

Antonyms: none provided

Broader terms: relation

Narrower terms: rapport, resonance, sympathy

19

noun

Meaning 19

(biology) state of relationship between organisms or groups of organisms resulting in resemblance in structure or structural parts

Definition source: Princeton WordNet 3.0

Examples

  • in anatomical structure prehistoric man shows close affinity with modern humans

Meaning relationships

Synonyms: phylogenetic relation

Antonyms: none provided

Broader terms: kinship, family relationship, relationship

20

noun

Meaning 20

(anthropology) kinship by marriage or adoption; not a blood relationship

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: consanguinity

Broader terms: kinship, family relationship, relationship

Narrower terms: steprelationship

History

Etymology

From Middle English affinite, from Old French affinité. Ostensibly equivalent to affine + -ity. See also af-.

Across languages

Translations

107 source translations are retained for this English entry.

  • Bhojpuri: आत्मीयता (ātmīyatā) — natural attraction or feeling of kinship to a person or thing
  • Catalan: afinitat — natural attraction or feeling of kinship to a person or thing
  • Chinese Mandarin: 親和力 /亲和力 (qīnhélì) — natural attraction or feeling of kinship to a person or thing
  • Danish: affinitet — natural attraction or feeling of kinship to a person or thing
  • Danish: tilknytning — natural attraction or feeling of kinship to a person or thing
  • Dutch: welgezindheid — natural attraction or feeling of kinship to a person or thing
  • Dutch: affiniteit — natural attraction or feeling of kinship to a person or thing
  • Esperanto: afineco — natural attraction or feeling of kinship to a person or thing
  • French: affinité — natural attraction or feeling of kinship to a person or thing
  • German: Affinität — natural attraction or feeling of kinship to a person or thing
  • Hindi: आत्मीयता (ātmīytā) — natural attraction or feeling of kinship to a person or thing
  • Hungarian: affinitás — natural attraction or feeling of kinship to a person or thing
  • Hungarian: érzék — natural attraction or feeling of kinship to a person or thing
  • Hungarian: fogékonyság — natural attraction or feeling of kinship to a person or thing
  • Indonesian: afinitas — natural attraction or feeling of kinship to a person or thing
  • Japanese: アフィニティ (afiniti) — natural attraction or feeling of kinship to a person or thing
  • Japanese: 親和性 (shinwasei) — natural attraction or feeling of kinship to a person or thing
  • Latin: affīnitās — natural attraction or feeling of kinship to a person or thing
  • Luxembourgish: Affinitéit — natural attraction or feeling of kinship to a person or thing
  • Polish: bliskość — natural attraction or feeling of kinship to a person or thing
  • Portuguese: afinidade — natural attraction or feeling of kinship to a person or thing
  • Romanian: afinitate — natural attraction or feeling of kinship to a person or thing
  • Russian: бли́зость (blízostʹ) — natural attraction or feeling of kinship to a person or thing
  • Russian: сродство́ (srodstvó) — natural attraction or feeling of kinship to a person or thing
  • Russian: влече́ние (vlečénije) — natural attraction or feeling of kinship to a person or thing
  • Russian: тя́га (tjága) — natural attraction or feeling of kinship to a person or thing
  • Russian: схо́дство (sxódstvo) — natural attraction or feeling of kinship to a person or thing
  • Serbo-Croatian: afinìtēt — natural attraction or feeling of kinship to a person or thing
  • Serbo-Croatian: sklȍnōst — natural attraction or feeling of kinship to a person or thing
  • Spanish: afinidad — natural attraction or feeling of kinship to a person or thing
  • Spanish: apegamiento — natural attraction or feeling of kinship to a person or thing
  • Spanish: inhesión — natural attraction or feeling of kinship to a person or thing
  • Swedish: affinitet — natural attraction or feeling of kinship to a person or thing
  • Turkish: alaka — natural attraction or feeling of kinship to a person or thing
  • Turkish: ilgi — natural attraction or feeling of kinship to a person or thing
  • Catalan: afinitat — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Czech: švagrovství — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Finnish: lankous — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • French: affinité — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • German: Verwandtschaft — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • German: Schwägerschaft — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Hungarian: sógorság — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Irish: cleamhnas — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Polish: powinowactwo — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Polish: spowinowacenie — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Portuguese: afinidade — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Romanian: afinitate — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Russian: сродство́ (srodstvó) — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Russian: родство́ (rodstvó) — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Russian: свойство́ (svojstvó) — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Russian: ро́дственность (ródstvennostʹ) — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Serbo-Croatian: srȍdnōst — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Serbo-Croatian: sròdstvo — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Swedish: samhörighet — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Turkish: sıhriyet — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Yiddish: מחותּנישאַפֿט (mekhutonishaft) — family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity
  • Finnish: sukulainen — kinsman or kinswoman of such relationship
  • Hungarian: sógor — kinsman or kinswoman of such relationship
  • Polish: powinowactwo — kinsman or kinswoman of such relationship
  • Portuguese: afim — kinsman or kinswoman of such relationship
  • Russian: ро́дственник (ródstvennik) — kinsman or kinswoman of such relationship
  • Russian: ро́дственница (ródstvennica) — kinsman or kinswoman of such relationship
  • Hungarian: kapcsolat — the fact of and manner in which something is related to another
  • Hungarian: rokon vonás — the fact of and manner in which something is related to another
  • Hungarian: hasonlóság — the fact of and manner in which something is related to another
  • Finnish: mieltymys — romantic relationship
  • Hungarian: vonzalom — romantic relationship
  • Romanian: afinitate — romantic relationship
  • Russian: влече́ние (vlečénije) — romantic relationship
  • Russian: увлече́ние (uvlečénije) — romantic relationship
  • Russian: рома́н (román) — romantic relationship
  • Finnish: viehtymys — passionate love for something
  • Hungarian: vonzódás — passionate love for something
  • Hungarian: rajongás — passionate love for something
  • Portuguese: afinidade — passionate love for something
  • Romanian: afinitate — passionate love for something
  • Russian: влече́ние (vlečénije) — passionate love for something
  • Russian: увлече́ние (uvlečénije) — passionate love for something
  • Russian: тя́га (tjága) — passionate love for something
  • Serbo-Croatian: afinìtēt — passionate love for something
  • Spanish: afinidad — passionate love for something
  • Bulgarian: афините́т (afinitét) — chemistry: attraction between atoms
  • Catalan: afinitat — chemistry: attraction between atoms
  • Finnish: affiniteetti — chemistry: attraction between atoms
  • French: affinité — chemistry: attraction between atoms
  • German: Affinität — chemistry: attraction between atoms
  • Hungarian: affinitás — chemistry: attraction between atoms
  • Hungarian: vegyrokonság — chemistry: attraction between atoms
  • Indonesian: afinitas — chemistry: attraction between atoms
  • Italian: affinità — chemistry: attraction between atoms
  • Portuguese: afinidade — chemistry: attraction between atoms
  • Russian: сродство́ (srodstvó) — chemistry: attraction between atoms
  • Russian: аффините́т (affinitét) — chemistry: attraction between atoms
  • Spanish: afinidad — chemistry: attraction between atoms
  • Turkish: alaka — chemistry: attraction between atoms
  • Turkish: ilgi — chemistry: attraction between atoms
  • Bulgarian: афините́т (afinitét) — medicine: attraction between an antibody and an antigen
  • Finnish: affiniteetti — medicine: attraction between an antibody and an antigen
  • French: affinité — medicine: attraction between an antibody and an antigen
  • German: Affinität — medicine: attraction between an antibody and an antigen
  • Hungarian: affinitás — medicine: attraction between an antibody and an antigen
  • Indonesian: afinitas — medicine: attraction between an antibody and an antigen
  • Italian: affinità — medicine: attraction between an antibody and an antigen
  • Portuguese: afinidade — medicine: attraction between an antibody and an antigen
  • Russian: сродство́ (srodstvó) — medicine: attraction between an antibody and an antigen
  • Russian: аффините́т (affinitét) — medicine: attraction between an antibody and an antigen
  • Spanish: afinidad — medicine: attraction between an antibody and an antigen
Real reading context

affinity in complete knowledge articles