affinity
a
ə
ē
ffi
ˈfɪ
fi
ni
ty
ti
ti
British pronunciation
/ɐfˈɪnɪti/

Definition & Meaning of "affinity"in English

Affinity
01

the strength of attraction between an antigen and an antibody

example
Examples
The drug 's effectiveness depends on its affinity for specific antibodies.
High-affinity binding increases the immune response.
02

an inherent resemblance or similarity between persons, things, or ideas

example
Examples
She felt an immediate affinity with her new colleagues.
There is an affinity between classical music and mathematics.
03

a strong and natural liking or sympathy toward someone or something

example
Examples
She felt an instant affinity with the new student, recognizing a shared love for literature.
His affinity for animals led him to volunteer at the local shelter every weekend.
04

(in chemistry) the force attracting atoms to each other, resulting in bond formation within molecules

example
Examples
The molecule 's stability arises from the affinity between its atoms.
Chemical affinity drives the reaction to form the compound.
05

(in anthropology) a relationship or kinship established through marriage or adoption rather than by blood

example
Examples
She gained new relatives through affinity after marrying into the family.
Anthropologists distinguish between consanguinity and affinity.
06

(in biology) the degree of relationship between organisms or groups, often shown by structural or genetic resemblance

example
Examples
Phylogenetic studies revealed the affinity between the two species.
Affinity in skeletal structures indicates common ancestry.
07

a close connection or natural attraction marked by shared interests, feelings, or character

example
Examples
He felt a strong affinity with the local community.
Literary critics often show affinity for certain genres.
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