Pronunciation: (īl), [key]
1. a walkway between or along sections of seats in a theater, classroom, or the like.
a. a longitudinal division of an interior area, as in a church, separated from the main area by an arcade or the like.
b. any of the longitudinal divisions of a church or the like.
3. in the aisles, (of an audience) convulsed with laughter.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.