trough

Meanings

1. 1
   noun

   a long, narrow, open container used for food, water, mixing, or holding materials

   The horses drank from a stone trough beside the stable.

2. 2
   noun

   a long, narrow depression or low region, such as between waves, in the ground, or in atmospheric pressure

   The small boat vanished briefly into the trough of a wave.

3. 3
   noun

   the lowest point in a recurring cycle, especially an economic one

   Employment began to recover after reaching a trough in March.

4. 4
   noun

   a channel that carries water, especially along a roof edge

   Rainwater flowed through the roof trough into the downpipe.

From Middle English trogh, from Old English troh or trog ("wooden vessel, basin"), ultimately Germanic. The container's long, hollow shape gave rise to the geographical, oceanographic, meteorological, and economic senses of an elongated or cyclical low point.

Topics

External links

• Cambridge Dictionary
• Wiktionary
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