Entry 1 sense Webster, 1913 Inteneration /(ĭn*tĕn`ẽr*ā"shŭn)/ · In·ten·er·a·tion · IPA 01 n. The act or process of intenerating, or the state of being intenerated; softening. 1. The act or process of intenerating, or the state of being intenerated; softening.[R.]