adjective.
capable of being understood; clear to the mind
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
well articulated or enunciated, and loud enough to be heard distinctly
adjective.
capable of being apprehended or understood
Word Usage
"These principles and causes are what we call the intelligible or the real world; and the sensations, when they have been so interpreted and underpinned, are what we call experience."