rhodium, Rh, atomic number
(noun) a white hard metallic element that is one of the platinum group and is found in platinum ores; used in alloys with platinum
Source: WordNet® 3.1
rhodium (usually uncountable, plural rhodiums)
A rare, hard, silvery-white, inert metallic chemical element (symbol Rh) with an atomic number of 45.
(countable) A single atom of this element.
• humidor, midhour
Source: Wiktionary
Rho"di*um, n. Etym: [NL., fr. Gr. "ro`don the rose. So called from the rose-red color of certain of its solutions. See Rhododendron.] (Chem.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition
6 May 2025
(adjective) marked by or paying little heed or attention; “We have always known that heedless self-interest was bad morals; we know now that it is bad economics”--Franklin D. Roosevelt; “heedless of danger”; “heedless of the child’s crying”
The word “coffee” entered the English language in 1582 via the Dutch “koffie,” borrowed from the Ottoman Turkish “kahve,” borrowed in turn from the Arabic “qahwah.” The Arabic word qahwah was traditionally held to refer to a type of wine.
