|
Atomic number 34
noun 1.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). Synonyms: Se, selenium.
WordNet 3.0 © 2010 Princeton University
|
|
|