RADIOTHORIUM


Meaning of RADIOTHORIUM in English

n.

Pronunciation: - ' tho ̇ r- ē - ə m

Function: noun

Etymology: New Latin

Date: 1905

: a radioactive isotope of thorium with the mass number 228

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.