rhodium

• POS: Noun
• HYPHEN: rho=di=um

CIDE DICTIONARY

rhodium, n. [NL., fr. Gr. "ro`don the rose. So called from the rose-red color of certain of its solutions. See Rhododendron.].

 A rare element of the light platinum group. It is found in platinum ores, and obtained free as a white inert metal which it is very difficult to fuse. Symbol Rh. Atomic weight 104.1. Specific gravity 12.  [1913 Webster]

OXFORD DICTIONARY

rhodium, n. Chem. a hard white metallic element of the platinum group, occurring naturally in platinum ores and used in making alloys and plating jewellery.

Usage

Symb.: Rh.

Etymology

Gk rhodon rose (from the colour of the solution of its salts)