[in-vur-teys, -teyz]

noun Biochemistry.

an enzyme, occurring in yeast and in the digestive juices of animals, that causes the inversion of cane sugar into invert sugar.

Also in·ver·tin [in-vur-tn] /ɪnˈvɜr tn/.

Origin of invertase

First recorded in 1875–80; invert + -ase
Also called sucrase. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for invertase

Historical Examples of invertase

British Dictionary definitions for invertase



an enzyme, occurring in the intestinal juice of animals and in yeasts, that hydrolyses sucrose to glucose and fructoseAlso called: saccharase
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

invertase in Medicine


[ĭn-vûrtās′, ĭnvər-tās′, -tāz′]


An enzyme that catalyzes the hydrolysis of sucrose into glucose and fructose.beta-fructofuranosidase invertin saccharase sucrase
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.