Trough

Look up trough in Wiktionary, the free dictionary.

Trough may refer to: a person's state of energy throughout the day. Analogous to the electromagnetic wave use of the word trough. As a person's energy state or alertness fluctuates throughout the day, they may refer to themselves as at a peak (high energy state) or in a trough (low energy state).

In science

• Trough (economics), the lowest turning point of a business cycle
• 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
• Trough level (medicine), the lowest concentration of a medicine is present in the body over time
• Langmuir-Blodgett trough, a laboratory instrument

Other uses

• Trough (food) or manger, a container for animal feed
• Watering trough, a receptacle of drinking water for domestic and non-domestic livestock
• Battle of the Trough, a 1756 skirmish of the French and Indian War in West Virginia
• Sleightholme Beck Gorge - The Troughs, a Site of Special Scientific Interest in the Teesdale district of south-west County Durham, England
• The Trough, a gorge carved by the South Branch Potomac River in West Virginia
• Trough, an old word for an inkwell

See also

• Trow, a type of cargo boat
• Troff, a document processing system developed by AT&T for the Unix operating system
• "Tropho-", a Greek root meaning to feed or grow