intensional

Intensionalin Philosophy of language: not extensionalin Philosophy of mind: An intensional state is a state which has a propositional content.in Mathematical logic: see extensionalitySee also: Musical form.
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<philosophy> Intensional properties, e.g. intensional equality, relate to how an object is implemented as opposed to extensional properties which concern only how its output depends on its input.
(1995-01-12)

Adjective
1. used of the set of attributes that distinguish the referents of a given word
(similar) connotative
(classification) logic