trough

Noun

• a container (usually in a barn or stable) from which cattle or horses feed

• a long narrow shallow receptacle

• a treasury for government funds

• a concave shape with an open top

• a channel along the eaves or on the roof; collects and carries away rainwater

• a narrow depression (as in the earth or between ocean waves or in the ocean bed)

Related words

• Synonyms: 
  manger , public treasury , till , bowl , gutter