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ASE

ASE

American Stock Exchange.
-ase

-ase

a suffix used in the names of enzymes.
–ase

–ase

A suffix used to form the names of enzymes. It is often added to the name of the compound that the enzyme breaks down, as in lactase, which breaks down lactose. It is also added to a word describing the enzyme's activity, as in transferase, which catalyzes the transfer of a chemical group from one molecule to another, or reductase, which catalyzes the reduction of an organic compound.

ASE

¹ American

Or A.S.E.

American Stock Exchange.

-ase ² American

a suffix used in the names of enzymes.

oxidase.

-ase British

suffix

indicating an enzyme

oxidase

"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

–ase Scientific

A suffix used to form the names of enzymes. It is often added to the name of the compound that the enzyme breaks down, as in lactase, which breaks down lactose. It is also added to a word describing the enzyme's activity, as in transferase, which catalyzes the transfer of a chemical group from one molecule to another, or reductase, which catalyzes the reduction of an organic compound.

Etymology

Origin of -ase

Extracted from diastase

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

ASE

The Singapore-listed company’s share placement with warrants to ASE Technology will raise proceeds for AEM to support its continued expansion in Taiwan and integration of its test technologies.

From The Wall Street Journal ● Mar. 26, 2026

ASE is a subsidiary of Rosatom, a state-owned Russian nuclear conglomerate.

From Washington Times ● Aug. 25, 2022

ASE left most columns blank and attached a data sheet that was not accessible to the public, while Tower Semiconductor did not mention client names, only describing customer industries.

From Reuters ● Nov. 5, 2021

And it’s helped Taiwan form a comprehensive ecosystem around it: ASE Technology Holding is the world’s top chip assembler, while MediaTek has become the largest smartphone chipset vendor.

From Seattle Times ● Jan. 30, 2021

“When Books Went to War” is at its most compelling when it lets the ASE program speak for itself, through dramatic anecdotes or quotes from servicemen.

From Washington Post ● Jan. 30, 2015

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023