rill: Meaning and Definition of
rill
Pronunciation: (ril), [key]
- a small rivulet or brook.
rill
Pronunciation: (ril), [key]
- any of certain long, narrow, straight or sinuous trenches or valleys observed on the surface of the moon.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.