411 REFERENCE · Wiktionary
Pasteur's fluid
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
After Louis Pasteur, its inventor.
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 It contains all the elements of protoplasm, and was originally made of the ash of yeast, some ammonia compound, sugar, and water.
en eponyms