Trough
Trough noun - A long hollow cylinder for carrying a substance (as a liquid or gas).
Usage example: all of the wiring for the converted residential loft is concealed in a vertical trough
Show all Definitions
Synonyms for Trough
Tube
Tube noun - A long hollow cylinder for carrying a substance (as a liquid or gas).
Usage example: watched the liquid move through the tube between the flasks and recorded the movement in his chemistry notebook
Show all Definitions
Synonyms for Tube
Mutual synonyms
Cite this Source
Tube and Trough. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/trough/tube
Trough & Tube. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/trough/tube>.
Tube or Trough. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/trough/tube.
Google Ngram Viewer shows how "trough" and "tube" have occurred on timeline