[ mawl-teys, -teyz ]

  1. 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

Words Nearby maltase Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use maltase in a sentence

  • By adding the enzyme maltase from yeast to a forty per cent.

  • 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


/ (ˈmɔːlteɪz) /

  1. an enzyme that hydrolyses maltose and similar glucosides (α-glucosides) to glucose: Also: α-glucosidase

Origin of maltase

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