Split-up and Affinity

noun

• Immunology) the attraction between an antigen and an antibody. (
• Anthropology) kinship by marriage or adoption; not a blood relationship. (
• Biology) state of relationship between organisms or groups of organisms resulting in resemblance in structure or structural parts. (
  • usage: "in anatomical structure prehistoric man shows close affinity with modern humans"
  • synonyms: phylogenetic relation
• A close connection marked by community of interests or similarity in nature or character.
  • usage: "found a natural affinity with the immigrants"; "felt a deep kinship with the other students"; "anthropology's kinship with the humanities"
  • synonyms: kinship
• The force attracting atoms to each other and binding them together in a molecule.
  • usage: "basic dyes have an affinity for wool and silk"
  • synonyms: chemical attraction
• Inherent resemblance between persons or things.
• A natural attraction or feeling of kinship.
  • usage: "an affinity for politics"; "the mysterious affinity between them"; "James's affinity with Sam"

• (n.) Kinship generally; close agreement; relation; conformity; resemblance; connection; as, the affinity of sounds, of colors or of languages.
• (n.) Relationship by marriage (as between a husband and his wife's blood relations or between a wife and her husband's blood relations); -- in contradistinction to consanguinity or relationship by blood; -- followed by with, to or between.
• (n.) A relation between species or highe/ groups dependent on resemblance in the whole plan of structure, and indicating community of origin.
• (n.) Companionship; acquaintance.
• (n.) That attraction which takes place, at an insensible distance, between the heterogeneous particles of bodies, and unites them to form chemical compounds; chemism; chemical or elective affinity or attraction.
• (n.) A superior spiritual relationship or attraction held to exist sometimes between persons, especially persons of the opposite sex; also, the man or woman who exerts such psychical or spiritual attraction.