Also found in: Dictionary, Thesaurus, Encyclopedia.


β-h-fructosidase; an enzyme hydrolyzing β-d-fructofuranosides and releasing free d-fructose; if the substrate is sucrose, the product is d-glucose plus d-fructose (invert sugar); invert sugar is more easily digestible than sucrose.


an enzyme occurring in yeasts and other organisms that catalyzes the hydrolysis of sugars with a terminal unsubstituted β-d-fructofuranosyl residue.
Mentioned in ?