trough

Definitions of trough in various dictionaries:

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

noun - a channel along the eaves or on the roof

noun - a concave shape with an open top

noun - a treasury for government funds

noun - a long narrow shallow receptacle

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

A long, narrow, generally shallow receptacle for holding water or feed for animals.

Any of various similar containers for domestic or industrial use, such as kneading or washing.

A gutter under the eaves of a roof.

A long, narrow depression, as between waves or ridges.

A low point in a business cycle or on a statistical graph.

An elongated region of relatively low atmospheric pressure, often associated with a front.

A minimum point in a wave or an alternating signal.

noun - a long, narrow receptacle