: a bluish-white metallic element with atomic number 30 that is ductile when pure but in the commercial form is brittle at ordinary temperatures and becomes ductile on slight heating, occurs abundantly in minerals, is an essential micronutrient for both plants and animals, and is used especially in alloys and as a protective coating in galvanizing iron and steel
—often used before another noun
a zinc coating
zinc additives
see Chemical Elements Table
: to treat or coat with zinc : galvanize
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Merriam-Webster unabridged
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