• Trough (economics)
  Trough (economics)
  In economics, a trough is a low turning point or a local minimum of a business cycle. The time evolution of many parameters of economics exhibit a wave like behavior with local maxima followed by local minima . A business cycle may be defined as the period between two consecutive peaks....
  
  , the lowest turning point of a business cycle
• Trough (food) or manger, a container for animal feed
• Watering trough
  Watering trough
  A watering trough is a receptacle for the storage of water so both domestic and non-domestic livestock can obtain drinking water....
  
  , a receptacle of drinking water for domestic and non-domestic livestock
• Trough (geology)
  Trough (geology)
  In geology, a trough generally refers to a linear structural depression that extends laterally over a distance, while being less steep than a trench.A trough can be a narrow basin or a geologic rift....
  
  , a long depression less steep than a trench
• Trough (meteorology)
  Trough (meteorology)
  A trough is an elongated region of relatively low atmospheric pressure, often associated with fronts.Unlike fronts, there is not a universal symbol for a trough on a weather chart. The weather charts in some countries or regions mark troughs by a line. In the United States, a trough may be marked...
  
  , an elongated region of low atmospheric pressure
• Trough (physics), the lowest point on a wave
• Langmuir-Blodgett trough, a laboratory instrument
• Battle of the Trough
  Battle of the Trough
  The Battle of the Trough was a skirmish of the early French and Indian War fought between Native Americans and British settlers in the valley of the South Branch Potomac River in what is now northern Hardy County, West Virginia, USA.-Background:After the defeat of General Edward Braddock at the...
  
  , a 1756 skirmish of the French and Indian War in West Virginia
• Sleightholme Beck Gorge - The Troughs
  Sleightholme Beck Gorge - The Troughs
  Sleightholme Beck Gorge - The Troughs is a Site of Special Scientific Interest in the Teesdale district of south-west County Durham, England. The site covers a gorge in the valley of Sleightholme Beck between the hamlet of Sleightholme and the confluence with the River Greta, some 3 km upriver...
  
  , a Site of Special Scientific Interest in the Teesdale district of south-west County Durham, England
• The Trough
  The Trough
  The Trough is a large river gorge carved by the South Branch Potomac River and situated in the Allegheny Mountains of Hampshire and Hardy Counties, West Virginia, USA...
  
  , a gorge carved by the South Branch Potomac River in West Virginia
• Trough
  Inkwell
  An inkwell is a small jar or container, often made of glass, porcelain, silver, brass, or pewter, used for holding ink in a place convenient for the person who is writing...
  
  , an old word for an inkwell

See also

• Trow
  Trow
  A trow was a type of cargo boat found in the past on the rivers Severn and Wye in Great Britain and used to transport goods. The mast could be taken down so that the trow could go under bridges, such as the bridge at Worcester and the many bridges up and downstream. The mast was stepped in a three...
  
  , a type of cargo boat
• Troff
  Troff
  troff is a document processing system developed by AT&T for the Unix operating system.-History:troff can trace its origins back to a text formatting program called RUNOFF, written by Jerome H. Saltzer for MIT's CTSS operating system in the mid-1960s...
  
  , a document processing system developed by AT&T for the Unix operating system
• "Tropho-", a Greek root meaning to feed or grow