as in pipe
a long hollow cylinder for carrying a substance (as a liquid or gas) all of the wiring for the converted residential loft is concealed in a vertical trough

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as in ditch
a long narrow channel dug in the earth I slid and fell into the trough by the side of the road, scraping my leg

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as in gutter
a pipe or channel for carrying off water from a roof the troughs on the eaves of the house were clogged with leaves

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Cite this Entry

“Trough.” Thesaurus, Merriam-Webster, Accessed 8 Jun. 2023.

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