capable of being perceived; recognizable; appreciable: a perceptible change in his behavior.
Origin of perceptible
Synonyms for perceptible
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
able to be perceived; noticeable or recognizable
early 15c., "perceptive," from Late Latin perceptibilis "perceptible," from Latin percept-, past participle stem of percipere (see perceive). Meaning "capable of being perceived" is from c.1600. Related: Perceptibly; perceptibility.
Online Etymology Dictionary, © 2010 Douglas Harper