ASE

¹ American  

Or A.S.E.

1. American Stock Exchange.

---

-ase ² American  

1. a suffix used in the names of enzymes.

   oxidase.

---

-ase British  

suffix

1. indicating an enzyme

   oxidase

---

–ase Scientific  

1. 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