Definition of monoselenide in English:

monoselenide

Pronunciation /ˌmɒnə(ʊ)ˈsɛlɪnʌɪd/

noun

Chemistry
  • A selenide containing one atom of selenium in the molecule.

Origin

Mid 19th century. From mono- + selenide. Compare diselenide, and also triselenide, pentaselenide.