noun

basin

basin, washbasin, bowl, river basin

He washed his hands in the basin.

He washed his hands in the basin.

The Amazon basin is a huge area.

The Amazon basin is a huge area.

a basin of ((sth.)) a bowl-like container holding (sth.) He filled a basin of water.

the ((river)) basin the area of land drained by a river The Nile basin is very fertile.

Synonyms: bowl, sink, valley, watershed

From Old French 'bacin', a wide, shallow vessel, possibly of Celtic origin.

Imagine a 'base' that holds water, like a sink or a river valley.

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