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| Matching Terms: | | atomic number 3, atomic number 30, atomic number 31, atomic number 32, atomic number 33, atomic number 35, atomic number 36, atomic number 37, atomic number 38, atomic number 39
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 WordNet Dictionary |
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| | Definition: | | [n] a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable gray metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite) |
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| | Synonyms: | | Se, selenium |
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| | See Also: | | antioxidant, chemical element, element, fool's gold, iron pyrite, pyrite |
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