(prəʊˈtɛnsɪtɪ) n (Philosophy) philosophy the actuality of duration
protensity
pro·ten·si·ty
(prō-ten'si-tē), The time attribute of a mental process; the attribute of a mental process characterized by its temporality or movement forward in time. [L. protendo (-tensum), to extend]
protensity
An obsolete term for the chronologic component of mental processes.