Look up trough in
Wiktionary, the free dictionary.

Trough may refer to:

• Trough (food), a container for animal feed (syn: manger)
• Trough (geology), a long depression less steep than a trench
• Trough (meteorology), an elongated region of low atmospheric pressure
• Trough (physics), the lowest point on a wave
• Langmuir-Blodgett trough, a laboratory instrument
• Trough (depression), a term describing someone in a depression

See also

• Trow
• troff
• The component "tropho-" in a scientific word means "feeding", often "feeding and growing"

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