affinity

noun

a natural attraction or feeling of kinship

inherent resemblance between persons or things

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

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

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

(anthropology) kinship by marriage or adoption

(immunology) the attraction between an antigen and an antibody

Roots

finisfin- · Latin · boundary, end

Synonyms for affinity

kinshipn fondnessn relatednessn rapportn familiarityn closenessn similarityn affiliationn predilectionn connectednessn relationshipn relationn connectionn propinquityn intimacyn likingn

Synonyms & related words for affinity

Find synonyms, related words, and the definition of affinity — including kinship, fondness, relatedness, rapport, familiarity, closeness. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to affinity

Explore words related to affinity — words associated with it, words that go with it, and its nearest matches in meaning. Related words include affinitive, cytotropic, oxyphilic, cousinage, cognateness, organotropism, affinal, lyophobic. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for affinity

Common synonyms for affinity include kinship, fondness, relatedness, rapport, familiarity, closeness, similarity, affiliation — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does affinity come from?

The word affinity breaks down into one root of Latin origin: the root fin-, from Latin finis (“boundary, end”). Explore each root to see other English words built from the same source.