Synonyms of trough

1 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

Synonyms for trough

Words Related to trough

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

Synonyms for trough

Words Related to trough

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

Synonyms for trough

Words Related to trough

See the Dictionary Definition 

Keep scrolling for more

Learn More about trough

Time Traveler for trough

Time Traveler

The first known use of trough was before the 12th century

See more words from the same century

Cite this Entry

“Trough.” Thesaurus, Merriam-Webster, Accessed 3 Dec. 2020.

Keep scrolling for more

More from Merriam-Webster on trough

Dictionary: Definition of trough

Medical Dictionary: Definition of trough

Nglish: Translation of trough for Spanish Speakers

Britannica English: Translation of trough for Arabic Speakers

Comments on trough

What made you want to look up trough? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!