Category:Rill

Rill, n. Etym: [cf. Lg. rille a small channel or brook, a furrow, a Chamfer, oe. rigol a small brook, f. rigole a trench or furrow for Water, w. rhill a row, rhigol a little ditch. sq. root11.]

1. A very small brook; a streamlet.

2. (astron.)

Defn: see rille.

Rill Rill, v. i.

Defn: to run a small stream. [r.] Prior.