basin
noun /ˈbeɪsn/
  /ˈbeɪsn/
- (also washbasin)(both especially British English)(also sink North American English, British English)(also especially North American English washbowl)a large bowl that has taps and is fixed to the wall in a bathroom, used for washing your hands and face in- He washed his hands in the basin.
- She filled the basin with warm soapy water.
 
- a large round bowl for holding liquids or (in British English) for preparing foods in; the amount of liquid, etc. in a basin- a pudding basin
 
- an area of land around a large river with streams running down into it- the Amazon Basin
 
- (specialist) a place where the earth’s surface is lower than in other areas of the world- the Pacific Basin
 
- a sheltered area of water providing a safe harbour for boats- a yacht basin
 
Word OriginMiddle English: from Old French bacin, from medieval Latin bacinus, from bacca ‘water container’, perhaps of Gaulish origin.