to anneal glass

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• Anneal — An*neal , v. t. [imp. & p. p. {Annealed}; p. pr. & vb. n. {Annealing}.] [OE. anelen to heat, burn, AS. an?lan; an on + ?lan to burn; also OE. anelen to enamel, prob. influenced by OF. neeler, nieler, to put a black enamel on gold or silver, F.… …   The Collaborative International Dictionary of English

• anneal — ► VERB ▪ heat (metal or glass) and allow it to cool slowly, so as to toughen it. ORIGIN Old English, «set on fire» …   English terms dictionary

• anneal — [ə nēl′] vt. [ME anelen < OE anælan, to burn < an , ON + ælan, to burn < al, æl, fire] 1. Obs. to fire or glaze, as in a kiln 2. to heat (glass, metals, etc.) and then cool, sometimes slowly, to prevent brittleness 3. to strengthen and… …   English World dictionary

• anneal — /əˈnil/ (say uh neel) verb (t) 1. to heat (glass, earthenware, metals, etc.) to remove or prevent internal stress. 2. to free from internal stress by heating and gradually cooling. 3. to toughen or temper: to anneal the mind. {Middle English… …  

• anneal — 1. To soften or temper a metal by controlled heating and cooling; the process makes a metal more easily adapted, bent, or swaged, and less brittle. 2. In dentistry, to heat gold leaf preparatory to its insertion into a cavity, in order to remove… …   Medical dictionary

• anneal —    To heat and then cool metal or glass is to toughen or temper it to remove internal stresses and make it easier to work when cool. In other words, this heating and slow cooling can strengthen, harden, and reduce brittleness. Mild steel and… …   Glossary of Art Terms

• anneal — verb Etymology: Middle English anelen to set on fire, from Old English onǣlan, from on + ǣlan to set on fire, burn, from āl fire; akin to Old English ǣled fire, Old Norse eldr Date: 1664 transitive verb 1 …   New Collegiate Dictionary

• anneal — annealer, n. /euh neel /, v.t. 1. to heat (glass, earthenware, metals, etc.) to remove or prevent internal stress. 2. to free from internal stress by heating and gradually cooling. 3. to toughen or temper. 4. Biochem. to recombine (nucleic acid… …   Universalium

• anneal — an|neal [əˈni:l] v [T] technical [: Old English; Origin: onAlan, from Alan to set on fire, burn ] to make metal or glass hard by heating it and then slowly letting it get cold …   Dictionary of contemporary English

• anneal — [ə ni:l] verb 1》 heat (metal or glass) and allow it to cool slowly, in order to remove internal stresses. 2》 Biochemistry recombine (DNA) in the double stranded form. Derivatives annealer noun Origin OE onlan set on fire , from on + lan burn,… …   English new terms dictionary

• anneal — v. a. Temper (as glass, by slow cooling), toughen …   New dictionary of synonyms