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
feelings of great warmth and intensity; "he spoke with great ardor"
intense feeling of love
a feeling of strong eagerness (usually in favor of a person or cause); "they were imbued with a revolutionary ardor"; "he felt a kind of religious zeal"
the state of being emotionally aroused and worked up; "his face was flushed with excitement and his hands trembled"; "he tried to calm those who were in a state of extreme inflammation"