CHALCOGEN


Meaning of CHALCOGEN in English

transcription, транскрипция: [ ˈkal-kə-jən ]

noun

Etymology: International Scientific Vocabulary chalk- bronze, ore (from Greek chalkos ) + -gen; from the occurrence of oxygen and sulfur in many ores

Date: circa 1961

: any of the elements oxygen, sulfur, selenium, and tellurium

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.