Definition of 'selenium'

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Definitions of 'selenium'

1. (noun) selenium, Se, atomic number 34
a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey 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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'selenium' - Nearby Entries
selenicereus selenipedium selenium cell selenium selenolatry seles seleucus

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