di·​a·​stase | \ ˈdī-ə-ˌstās How to pronounce diastase (audio) , -ˌstāz \

Definition of diastase

1 : amylase especially : a mixture of amylases from malt
2 : enzyme

Examples of diastase in a Sentence

Recent Examples on the Web Once the brewer adds yeast to the malted grain, then, the diastase can produce more sugar to feed the yeast—and that produces carbon dioxide, alcohol, and a sweet taste. Kiona N. Smith, Ars Technica, 5 June 2020 The whole point of malting is to make the grains release diastase but then stop the process before the starch gets turned into sugar. Kiona N. Smith, Ars Technica, 5 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'diastase.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of diastase

1838, in the meaning defined at sense 1

History and Etymology for diastase

French, from Greek diastasis separation, interval, from diistanai to separate, from dia- + histanai to cause to stand — more at stand

Learn More About diastase

Time Traveler for diastase

Time Traveler

The first known use of diastase was in 1838

See more words from the same year

Dictionary Entries Near diastase

diaspore clay



See More Nearby Entries 

Statistics for diastase

Cite this Entry

“Diastase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diastase. Accessed 30 Jun. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for diastase


di·​a·​stase | \ ˈdī-ə-ˌstās, -ˌstāz How to pronounce diastase (audio) \

Medical Definition of diastase

1 : amylase especially : a mixture of amylases from malt
2 : enzyme

More from Merriam-Webster on diastase

Britannica.com: Encyclopedia article about diastase


Test Your Vocabulary

Which Word Does Not Belong?

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!