rill (redirected from rills)

rill also rille  (rl)

n.

1. A small brook; a rivulet.

2. A long narrow straight valley on the moon's surface.

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[Low German rille or Dutch ril, running stream; see rei- in Indo-European roots.]

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rill

Noun

a small stream [Low German rille]

Thesaurus

Noun	1.	rill - a small stream                       rivulet, runnel, streamlet, run stream, watercourse - a natural body of running water flowing on or under the earth
	2.	rill - a small channel (as one formed by soil erosion) channel - a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels; "the ship went aground in the channel"