Lewis & Short

perceptĭo, ōnis, f. [percipio], a taking, receiving; a gathering in, collecting.

  1. I. Lit., Ambros. in Luc. 4, 15: frugum fruetuumque reliquorum, Cic. Off. 2, 3, 12: fructuum, Col. 1, 3, 2.
  2. II. 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.