galactosidase

[ gə-lăktō-sĭ-dās′, -dāz′, -lăk-tō- ]

n.

Any of a group of enzymes that catalyze the hydrolysis of a galactoside.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.