Linguistics. the ability of the native speaker to make linguistic judgments, as of the grammaticality, ambiguity, equivalence, or nonequivalence of sentences, deriving from the speaker's native-language competence.
Origin: 1400–50; late Middle English < Late Latin intuitiōn- (stem of intuitiō) contemplation, equivalent to Latin intuit(us), past participle of intuērī to gaze at, contemplate + -iōn--ion.See in-2, tuition
late 15c., from M.Fr. intuition, from L.L. intuitionem (nom. intuitio) "a looking at, consideration," from L. intuitus, pp. of intueri "look at, consider," from in- "at, on" + tueri "to look at, watch over" (see tuition).