Noun
(chemistry, obsolete) The tendency of a substance to combine with some specific substances more readily than others.
Synonym: elective attraction
(dated) The feeling of being attracted to or sympathetic with someone or something.
(sociology) A process by which two cultural forms (e.g. religious, intellectual, political or economic) having certain similarities or kinships enter into a relationship of reciprocal attraction and influence, and mutual reinforcement.
Source: en.wiktionary.org