Sinhala Dictionary definitions for thorium
thorium 🔊 /θɑˈɹiʌm/
thorium : විකිරණශීලී ලෝහමය මූලද්රව්යයක්
thorium : තෝරියම් නැමැති මූලද්රව්යය
thorium : තෝරියම්
thorium definition
Noun. A metallic element found in certain rare minerals, as thorite, pyrochlore, monazite, etc., and isolated as an infusible gray metallic powder which burns in the air and forms thoria; -- formerly called also thorinum. Symbol Th. Atomic weight 232.0.