RADIOTHORIUM


Meaning of RADIOTHORIUM in English

transcription, транскрипция: [ -ˈthȯr-ē-əm ]

noun

Etymology: New Latin

Date: 1905

: a radioactive isotope of thorium with the mass number 228

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