Meaning of betagalactosidase

be•ta•ga•lac•to•si•dase

Pronunciation: (bā"tu-gu-lak"tu-sī'dās, -dāz or, esp. Brit., bē"-), [key]
— n. Biochem.
  1. any of a family of enzymes capable of liberating galactose from carbohydrates.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.