The term transitivity may refer to: In grammar Transitivity (grammatical category) transitive verb, when a verb takes an object In logic and mathematics Transitive relation, a binary relation Intransitivity Transitive group action Ergodic theory, a group action that's metrically transitive Transitive set Other Transitive Corporation, a computer software firm based in Manchester, England and Los Gatos, California… (More on Transitive)