percepsion -
n. 1 a the faculty of perceiving. b an instance of this.
2 (often foll. by of) a the intuitive recognition of a
truth, aesthetic quality, etc. b an instance of this (a sudden perception of the true position).
3 Philos. the
ability of the mind to refer sensory information to an external object as its cause.
perceptional adj. perceptual adj. perceptually adv. [ME f. L perceptio (as PERCEIVE)]