disaccharide

noun Chemistry.

1. any of a group of carbohydrates, as sucrose or lactose, that yield monosaccharides on hydrolysis.

noun

1. any of a class of sugars, such as maltose, lactose, and sucrose, having two linked monosaccharide units per molecule

n.

1. Any of a class of carbohydrates, including lactose and sucrose, that yield two monosaccharides upon hydrolysis.

1. Any of a class of sugars, including lactose and sucrose, that are composed of two monosaccharides.