Lactose

['læktəʊz;-s] or ['læktos]

Definition

(noun.) a sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk; 'cow's milk contains about 4.7% lactose'.

Typed by Angelo--From WordNet

Definition

(n.) Sugar of milk or milk sugar; a crystalline sugar present in milk, and separable from the whey by evaporation and crystallization. It has a slightly sweet taste, is dextrorotary, and is much less soluble in water than either cane sugar or glucose. Formerly called lactin.

(n.) See Galactose.

Edited by Babbage