affinity

Definition

• n. (immunology) the attraction between an antigen and an antibody
• n. (anthropology) kinship by marriage or adoption; not a blood relationship
• n. (biology) state of relationship between organisms or groups of organisms resulting in resemblance in structure or structural parts
• n. a close connection marked by community of interests or similarity in nature or character

Word forms

Plural

affinities

Example sentences

1. n.

   There seems to be a strong affinity between the two cultures.

2. n.

   The affinity of water molecules helps them to stick together.