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anneal

[uh-neel] /əˈnil/
verb (used with object)
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.
Biochemistry. to recombine (nucleic acid strands) at low temperature after separating by heat.
5.
to fuse colors onto (a vitreous or metallic surface) by heating.
noun
6.
an act, instance, or product of annealing.
Origin
1000
before 1000; Middle English anelen, Old English anǣlan to kindle, equivalent to an- on + ǣlan to burn, akin to āl fire
Related forms
annealer, noun
unannealed, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for un annealed

anneal

/əˈniːl/
verb
1.
to temper or toughen (something) by heat treatment
2.
to subject to or undergo some physical treatment, esp heating, that removes internal stress, crystal defects, and dislocations
3.
(transitive) to toughen or strengthen (the will, determination, etc)
4.
(often foll by out) (physics) to disappear or cause to disappear by a rearrangement of atoms: defects anneal out at different temperatures
noun
5.
an act of annealing
Derived Forms
annealer, noun
Word Origin
Old English onǣlan, from on + ǣlan to burn, from āl fire
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for un annealed

anneal

v.

Old English onælan "to set on fire, kindle," from on- "on" + ælan "to burn, bake," from Proto-Germanic *ailan, "probably" [Watkins] from PIE *ai- "to burn" (see ash (n.1)); related to Old English æled "fire, firebrand," Old Norse eldr, Danish ild "fire." Related: Annealed; annealing.

Online Etymology Dictionary, © 2010 Douglas Harper
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