Bible Dictionaries
Anneal

Webster's Dictionary

(1):

(v. t.) To subject to great heat, and then cool slowly, as glass, cast iron, steel, or other metal, for the purpose of rendering it less brittle; to temper; to toughen.

(2):

(v. t.) To heat, as glass, tiles, or earthenware, in order to fix the colors laid on them.

Bibliography Information
Webster, Noah. Entry for 'Anneal'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​a/anneal.html. 1828.