The act or faculty of knowing or sensing without the use of rational processes; immediate cognition. See Synonyms at reason.
Knowledge gained by the use of this faculty; a perceptive insight.
A sense of something not evident or deducible; an impression.
[Middle English intuicioun, insight, from Late Latin intuitiō, intuitiōn-, a looking at, from Latin intuitus, a look, from past participle of intuērī, to look at, contemplate : in-, on; see in-2 + tuērī, to look at.] in'tu·i'tion·al adj., in'tu·i'tion·al·ly adv.
[in-too-ish-uh-nl, -tyoo-] 
tuˈɪʃ