Definitions for: Trough


[n] a channel along the eaves or on the roof; collects and carries away rainwater
[n] a container (usually in a barn or stable) from which cattle or horses feed
[n] a long narrow shallow receptacle
[n] a narrow depression (as in the earth or between ocean waves or in the ocean bed)
[n] a treasury for government funds
[n] a concave shape with an open top



Webster (1913) Definition: Trough, n. (Meteor.)
The transverse section of a cyclonic area where the
barometric pressure, neither rising nor falling, has reached
its lowest point.


Trough, n. [OE. trough, trogh, AS. trog, troh; akin to
D., G., & Icel. trog, Sw. tr[*a]g, Dan. trug; probably
originally meaning, made of wood, and akin to E. tree. ? &
241. See Tree, and cf. Trug.]
1. A long, hollow vessel, generally for holding water or
other liquid, especially one formed by excavating a log
longitudinally on one side; a long tray; also, a wooden
channel for conveying water, as to a mill wheel.

2. Any channel, receptacle, or depression, of a long and
narrow shape; as, trough between two ridges, etc.

Trough gutter (Arch.), a rectangular or V-shaped gutter,
usually hung below the eaves of a house.

Trough of the sea, the depression between two waves.

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

See Also: bunk, chute, concave shape, concavity, conduit, container, cradle, cullis, depression, exchequer, feed bunk, gable roof, incurvation, incurvature, natural depression, receptacle, rocker, saddle roof, saddleback, saddleback roof, slide, slideway, sloping trough, treasury

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