Wiktionary
intensional
a. Of or pertaining to intension.
WordNet
intensional
adj. used of the set of attributes that distinguish the referents of a given word
Wikipedia
Intensional
Intensional, related to intension, may refer to:
Usage examples of "intensional".
It was an intensional world into which he strove to penetrate and as nonexistent as all such worlds.
I can offer nothing but intensional definitions in terms of other words, or extensional definitions expressed in incomplete statistics.