streambed

stream·bed

S0801600 (strēm′bĕd′)n. The channel through which a natural stream of water runs or used to run.

streambed

(ˈstriːmˌbɛd) n (Physical Geography) the bottom of a stream

stream•bed

(ˈstrimˌbɛd)

n. the channel in which a stream flows or formerly flowed. [1855–60]

Thesaurus

Noun

1.

streambed - a channel occupied (or formerly occupied) by a streamcreek bedbed, bottom - a depression forming the ground under a body of water; "he searched for treasure on the ocean bed"dry wash, wash - the dry bed of an intermittent stream (as at the bottom of a canyon)