/rooh thee"nee euhm, -theen"yeuhm/ , n. Chem.
a steel-gray, rare metallic element, belonging to the platinum group of metals. Symbol: Ru; at. wt.: 101.07; at. no.: 44; sp. gr.: 12.2 at 20°C.
[ 1840-50; ]
/rooh thee"nee euhm, -theen"yeuhm/ , n. Chem.
a steel-gray, rare metallic element, belonging to the platinum group of metals. Symbol: Ru; at. wt.: 101.07; at. no.: 44; sp. gr.: 12.2 at 20°C.
[ 1840-50; ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012