Dictionary.net

• A proteolytic, amylolytic, and milk-curdling ferment obtained from Carica Papaya. Used in dyspepsia; dose, 1-5 gr. (gm. 0.06-0.30).

1900 - A dictionary of medicine and the allied sciences
By Alexander Duane

• A trade name for papain. [Lat]

1916 - Appleton's medical dictionary
By Smith Ely Jelliffe