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betagalactosidase

American  
[bey-tuh-guh-lak-tuh-sahy-deys, -deyz, bee-] / ˌbeɪ tə gəˌlæk təˈsaɪ deɪs, -deɪz, ˌbi- /

noun

Biochemistry.
  1. any of a family of enzymes capable of liberating galactose from carbohydrates.


Etymology

Origin of betagalactosidase

beta + galactoside a glycoside in which the sugar is galactose (< French; galactose, -ide ( def. ) ) + -ase