Noun
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a natural attraction or feeling of kinship
"an affinity for politics"
"the mysterious affinity between them"
"James's affinity with Sam"
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inherent resemblance between persons or things
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the force attracting atoms to each other and binding them together in a molecule
"basic dyes have an affinity for wool and silk"
- chemical attraction -
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"
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(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"
- phylogenetic relation -
(anthropology) kinship by marriage or adoption
not a blood relationship
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(immunology) the attraction between an antigen and an antibody