Definition of trough
troughsplay play \ˈtrȯfs, ˈtrȯvz; ˈtrȯths, ˈtrȯ(th)z; ˈtrōz\
1a : a long shallow often V-shaped receptacle for the drinking water or feed of domestic animalsb : any of various domestic or industrial containers
2a : a conduit, drain, or channel for water; especially : a gutter along the eaves of a buildingb : a long and narrow or shallow channel or depression (as between waves or hills); especially : a long but shallow depression in the bed of the sea — compare trench
3 : the minimum point of a complete cycle of a periodic function: such asa : an elongated area of low barometric pressureb : the low point in a business cycle
Examples of trough in a Sentence
The economy is in a trough right now.
all of the wiring for the converted residential loft is concealed in a vertical trough
Recent Examples of trough from the Web
The participation rate declined in May to 62.7 percent, the lowest this year and close to the 62.4 percent post-recession trough that was the weakest since 1977, Labor Department data released Friday showed.
While the jet stream was fairly active and wet, warm high pressure tended to park over the Pacific Northwest, and a cool trough set up over the Midwest.
Benjamin stands nearby, describing how Pratt makes a hill with a trough in it, and how the water quickly flows back out like a rip current.
This huge trough is suspended from the ceiling on rollers, and, when ready, is rolled to a certain position, where an opening in the floor communicates with the room beneath.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trough'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of trough
Middle English, from Old English trog; akin to Old High German trog trough, Old English trēow tree, wood — more at 1tree
First Known Use: before 12th century
TROUGH Defined for English Language Learners
Definition of trough for English Language Learners
: a long, shallow container from which animals (such as cows, pigs, horses, etc.) eat or drink
: a period in which there is little economic activity and prices are usually low
: a long, low area between waves or hills
TROUGH Defined for Kids
Medical Definition of trough
—see gingival trough
Seen and Heard
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