ASE

or A.S.E.

American Stock Exchange.

Definition for ase (2 of 2)

-ase

a suffix used in the names of enzymes: oxidase.

Origin of -ase

extracted from diastase

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ase

"They won't BE done till you go, Ase," continued the master of the house.
Cy Whittaker's Place|Joseph C. Lincoln
Ase, are the folks in this town sayin' a word against Phoebe Dawes because she comes here to see—Bos'n?
Cy Whittaker's Place|Joseph C. Lincoln
Soon's Mrs. Peabody wired you was goin' to ride, me and Ase started to meet you.
Cy Whittaker's Place|Joseph C. Lincoln
And she wanted papa to see 'em, too, so Ase led the way, like the talking man in the dime museum.
Cape Cod Stories|Joseph C. Lincoln

We piled after Ase, who'd made a dash to get to the headstone first.
Shorty McCabe|Sewell Ford

British Dictionary definitions for ase

-ase

suffix forming nouns

indicating an enzymeoxidase

Word Origin for -ase

abstracted from diastase

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

Medicine definitions for ase

-ase

suff.

Enzyme:amylase.

Science definitions for 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.