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| phos·pho·rus [ fósfərəss ] |
noun |
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| Definition: |
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1. chemical element that ignites and glows: a poisonous nonmetallic chemical element that ignites in air and glows in the dark. Use: matches, fireworks, incendiary devices, fertilizers.
Symbol P
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2. something phosphorescent: a phosphorescent substance or object
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| [Early 17th century. Via Latin< Greek phōsphoros "morning star," literally "light-bringing" < phōs "light"] |
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