Also known as: ann.
ANN has various meanings in the Technology category. Discover the full forms, definitions, and usage contexts of ANN in Technology.
To heat a metal and to cool it in such a fashion as to toughen and soften it. Brass or copper is annealed by heating to a cherry red and dipping suddenly into water while hot. Iron or steel is slowly cooled from the heated condition to anneal.
TechnologyAn alarm system.
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