a natural attraction or feeling of kinship; "an affinity for politics"; "the mysterious affinity between them"; "James's affinity with Sam"
inherent resemblance between persons or things
the force attracting atoms to each other and binding them together in a molecule; "basic dyes have an affinity for wool and silk"
(immunology) the attraction between an antigen and an antibody
a close connection marked by community of interests or similarity in nature or character; "found a natural affinity with the immigrants"; "felt a deep kinship with the other students"; "anthropology's kinship with the humanities"
(biology) state of relationship between organisms or groups of organisms resulting in resemblance in structure or structural parts; "in anatomical structure prehistoric man shows close affinity with modern humans"
(anthropology) kinship by marriage or adoption; not a blood relationship
a relation between people; (`relationship' is often used where `relation' would serve, as in `the relationship between inflation and unemployment', but the preferred usage of `relationship' is for human relations or states of relatedness); "the relationship between mothers and their children"
a state of connectedness between people (especially an emotional connection); "he didn't want his wife to know of the relationship"
a state involving mutual dealings between people or parties or countries
the act of becoming formally connected or joined; "welcomed the affiliation of the research center with the university"
a social or business relationship; "a valuable financial affiliation"; "he was sorry he had to sever his ties with other members of the team"; "many close associations with England"
(ecology) a group of interdependent organisms inhabiting the same region and interacting with each other
a group of people living in a particular local area; "the team is drawn from all parts of the community"
a group of people having ethnic or cultural or religious characteristics in common; "the Christian community of the apostolic age"; "he was well known throughout the Catholic community"
a group of nations having common interests; "they hoped to join the NATO community"
common ownership; "they shared a community of possessions"
agreement as to goals; "the preachers and the bootleggers found they had a community of interests"