basinal

ba·sin  (bsn)

n.

1.

a. An open, shallow, usually round container used especially for holding liquids.

b. The amount that such a vessel can hold.

2. A washbowl; a sink.

3.

a. An artificially enclosed area of a river or harbor designed so that the water level remains unaffected by tidal changes.

b. A small enclosed or partly enclosed body of water.

4. A region drained by a single river system: the Amazon basin.

5. Geology

a. A broad tract of land in which the rock strata are tilted toward a common center.

b. A large, bowl-shaped depression in the surface of the land or ocean floor.

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[Middle English, from Old French bacin, from Vulgar Latin *baccnum, from *baccus, container, of Celtic origin.]

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basin·al adj.

basined (-snd) adj.

Thesaurus

Adj.

1.

basinal - of or relating to a basin; "basinal deposits"