Meanings
plural pneumatic troughs
- chemistryA piece of laboratory apparatus, consisting of a vessel filled with liquid (generally water or mercury), used for collecting gases.First known use 19th c.
The pneumatic trough used at Calne was larger than that he had used in Leeds, and fresh water was not so conveniently at hand.
2004, Robert E Schofield, The Enlightened Joseph Priestley, Pennsylvania State University, published 2004, page 94
Translations
Irish gásumar
- gásumarchemistry:a piece of laboratory apparatus used for collecting gases
Cite this entry
pneumatic trough. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/pneumatic%20trough
“pneumatic trough.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pneumatic%20trough. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “pneumatic trough,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/pneumatic%20trough.
Source: pneumatic trough on Wiktionary, CC BY-SA 4.0.