Pasteur's fluid

proper noun

An artificial nutrient fluid invented for the study of alcoholic fermentation, but used also for the cultivation of bacteria and other organisms. It contains all the elements of protoplasm, and was originally made of the ash of yeast, some ammonia compound, sugar, and water.

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Meanings

proper noun
  1. An artificial nutrient fluid invented for the study of alcoholic fermentation, but used also for the cultivation of bacteria and other organisms. It contains all the elements of protoplasm, and was originally made of the ash of yeast, some ammonia compound, sugar, and water.

Origin

After Louis Pasteur, its inventor.

Full word history & related roots →
Cite this entry
APA

Pasteur's fluid. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Pasteur's%20fluid

MLA

“Pasteur's fluid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Pasteur's%20fluid. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Pasteur's fluid,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Pasteur's%20fluid.

Source: Pasteur's fluid on Wiktionary, CC BY-SA 4.0.