anneal (redirected from anneal glass)

an·neal  (-nl)

v. an·nealed, an·neal·ing, an·neals

v.tr.

1. To subject (glass or metal) to a process of heating and slow cooling in order to toughen and reduce brittleness.

2. To strengthen or harden.

v.intr.

To become strengthened or hardened: "the time she needed for opinion to anneal around her policy" Alexander M. Haig, Jr.

---

[Middle English anelen, from Old English onlan, to set fire to : on, on; see on + lan, to kindle.]

---

anneal

Verb

to toughen (glass or metal) by heat treatment [Old English onǣlan]

Thesaurus

Verb

1.

anneal - bring to a desired consistency, texture, or hardness by a process of gradually heating and cooling; "temper glass" temper, normalize harden, indurate - make hard or harder; "The cold hardened the butter"