Hyperonyms
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14806838-n:
material produced by or used in a reaction involving changes in atoms or molecules
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Glosses
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14633206-n:
an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds
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Glosses
(gloss)
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14682133-n:
(physics and chemistry) the simplest structural unit of an element or compound
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Glosses
(gloss)
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14818238-n:
(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
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Glosses
(gloss)
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14904661-n:
any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
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