Definition of galactin:
(n) :
(chemistry) An amorphous, gelatinous substance containing nitrogen, found in milk and other animal fluids. It resembles peptone, and is variously regarded as a coagulating or emulsifying agent.
(n) :
An amorphous, gummy carbohydrate resembling gelose, found in the seeds of leguminous plants, and yielding on decomposition several sugars, including galactose.
(n) :
A white waxy substance found in the sap of the South American cow tree (Galactodendron).