Synonyms: rill
Definition: a small channel (as one formed by soil erosion)
Similar words: channel
Definition: 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
Usage: the ship went aground in the channel
Synonyms: rill, rivulet, streamlet, run, runnel
Definition: a small stream
Similar words: stream, watercourse
Definition: a natural body of running water flowing on or under the earth