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| heav·y met·al (plural heav·y met·als) |
noun |
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| Definition: |
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1. type of rock music: a style of loud rock music with a very strong beat
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hyphenated when used before a noun
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2. metal with high relative density: a metal, often toxic to organisms, that has a relative density of 5.0 or higher, e.g. lead, mercury, copper, and cadmium
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