Lewis Short
perceptĭo (noun F) : percipio
* A taking, receiving; a gathering in, collecting.
* Lit., Ambros. in Luc. 4, 15: frugum fruetuumque reliquorum,Cic. Off. 2, 3, 12: fructuum,Col. 1, 3, 2.
* Trop., perception, comprehension (cf.: notio, cognitio): animi perceptiones,notions, ideas,Cic. Ac. 2, 7, 22: cognitio aut perceptio, aut si verbum e verbo volumus comprehensio, quam κατάληψιν illi vocant, id. ib. 2, 6, 17.
Charlton T. Lewis, Charles Short, A Latin Dictionary