base metal


Definition of base metal

1 : a metal or alloy (such as zinc, lead, or brass) of comparatively low value and relatively inferior in certain properties (such as resistance to corrosion) opposed to noble metal
2 : the metal to which a coating or plating is applied : the metal existing underneath a coating or plating
3 : the chief constituent of any alloy
4 : the metal composing parts to be welded

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History and Etymology for base metal

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Cite this Entry

“Base metal.” Dictionary, Merriam-Webster, Accessed 2 Dec. 2020.

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