- a long, narrow, open receptacle, usually boxlike in shape, used chiefly to hold water or food for animals.
- any of several similarly shaped receptacles used for various commercial or household purposes.
- a channel or conduit for conveying water, as a gutter under the eaves of a building for carrying away rain water.
- any long depression or hollow, as between two ridges or waves.
- Oceanography. a long, wide, and deep depression in the ocean floor having gently sloping sides, wider and shallower than a trench.Compare trench(def 4).
- Meteorology. an elongated area of relatively low pressure.
- the lowest point, especially in an economic cycle.
Origin of trough
Examples from the Web for trough
Plunging toward the trough of a shockwave, the engine screams to a halt.Hayao Miyazaki’s ‘The Wind Rises’: An Anime Icon Bows Out
November 15, 2013
Strangely, the year marked a trough, since their 1996 return reported donations of $35,530.The Stingiest Politicians
The Daily Beast
April 16, 2010
But no: whether on the left or the right, they are all pigs at a trough of clichés.A Rage in Oakland
January 9, 2009
Remove the turkey to a cutting board with a trough to catch any drippings and let it rest for about 20 minutes.Simple Roast Turkey, Shiitake Gravy
The Daily Beast
November 25, 2008
She see us a-wallowin' in the trough and our mast thrashin' for all it was worth.The Underdog
F. Hopkinson Smith
At the next instant, the brig rose on a sea, settled in the trough, and struck.Ned Myers
James Fenimore Cooper
Once he got up and walked over to the trough for a drink of water.White Fang
She did not know how to sit at table, and would only eat out of a trough.The Memoirs of Madame de Montespan, Complete
Madame La Marquise De Montespan
Harold tumbled out of the trough in the excess of his emotion.The Golden Age
- a narrow open container, esp one in which food or water for animals is put
- a narrow channel, gutter, or gulley
- a narrow depression either in the land surface, ocean bed, or between two successive waves
- meteorol an elongated area of low pressure, esp an extension of a depressionCompare ridge (def. 6)
- a single or temporary low point; depression
- physics the portion of a wave, such as a light wave, in which the amplitude lies below its average value
- economics the lowest point or most depressed stage of the trade cycle
- (intr) informal to eat, consume, or take greedily
Word Origin and History for trough
Old English trog, from Proto-Germanic *trugoz (cf. Old Frisian, Old Saxon, Old Norse trog, Middle Dutch troch, Dutch trog, Old High German troc, German trog), perhaps ultimately from PIE *drukos, from root *dru- "wood, tree" (see tree). Originally pronounced in English with a hard -gh- (as in Scottish loch); pronunciation shifted to -f-, but spelling remained.
- The part of a wave with the least magnitude; the lowest part of a wave. Compare crest. See more at wave.
- A narrow, elongated region of relatively low atmospheric pressure occurring at the ground surface or in the upper atmosphere, and often associated with a front. Compare ridge.