lactose

lac·tose  (lkts)

n.

1. A disaccharide, C₁₂H₂₂O₁₁, found in milk, that may be hydrolyzed to yield glucose and galactose.

2. A white crystalline substance obtained from whey and used in infant foods, bakery products, confections, and pharmaceuticals as a diluent and excipient. Also called milk sugar.

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lactose

Noun

a white crystalline sugar occurring in milk

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lactose  (lkts)

1. A white crystalline disaccharide consisting of a glucose and a galactose molecule, found in milk and used in the manufacture of various other foods. Chemical formula: C₁₂H₂₂O₁₁.

2. The inability to digest lactose properly is called lactose intolerance. It is caused by a deficiency of the enzyme lactase and marked by abdominal cramping and other symptoms after ingesting lactose.

Thesaurus

Noun

1.

lactose - a sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk; "cow's milk contains about 4.7% lactose" milk sugar disaccharide - any of a variety of carbohydrates that yield two monosaccharide molecules on complete hydrolysis