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[mawl-teys, -teyz] /ˈmɔl teɪs, -teɪz/
noun, Biochemistry.
an enzyme that converts maltose into glucose and causes similar cleavage of many other glucosides.
Origin of maltase
First recorded in 1885-90; malt + -ase Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for maltase
Historical Examples
  • When hydrolyzed, either by dilute acids or by maltase, one molecule of maltose yields two molecules of glucose.

    The Chemistry of Plant Life Roscoe Wilfred Thatcher
British Dictionary definitions for maltase


an enzyme that hydrolyses maltose and similar glucosides (α-glucosides) to glucose Also α-glucosidase
Word Origin
C19: from malt + -ase
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
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maltase in Medicine

maltase mal·tase (môl'tās', -tāz')
An enzyme that catalyzes the hydrolysis of maltose to glucose.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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