(biochemistry) The disaccharide sugar of milk and dairy products, C₁₂H₂₂O₁₁, a product of glucose and galactose used as a food and in medicinal compounds.

plural of lactose

unable to fully metabolize lactose

Inability to fully metabolize lactose.

plural of lactose intolerance

(obsolete) Synonym of whey

A class of glycosphingolipids containing the sequence Galβ(1,3)GlcNAcβ(1,3)Galβ(1,4)Glcβ-Cer (galactose, N-acetylglucosamine, galactose, glucose, ceramide)