The Collaborative International Dictionary
Osmazome
Osmazome \Os"ma*zome\, n. [Gr. ? smell, odor + ? broth: cf. F. osmaz[^o]me.] (Old Chem.) A substance formerly supposed to give to soup and broth their characteristic odor, and probably consisting of one or several of the class of nitrogenous substances which are called extractives.
Wiktionary
osmazome
n. (context chemistry dated English) A substance formerly supposed to impart the characteristic meaty smell and taste to certain dishes.
Usage examples of "osmazome".
He talked aroma, osmazome, juices, and gelatine in a bewildering manner.