thorium, Th, atomic number
(noun) a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands
Source: WordNet® 3.1
thorium (uncountable)
A chemical element (symbol Th) with atomic number 90: a weakly radioactive, malleable, moderately hard silvery metal that tarnishes black when exposed to air.
• thorinum (former alternative form; obsolete)
Source: Wiktionary
Tho"ri*um, n. Etym: [NL. See Thorite.] (Chem.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition
3 June 2025
(noun) (law) someone who owns (is legal possessor of) a business; “he is the owner of a chain of restaurants”
Coffee is a brewed drink prepared from roasted coffee beans, the seeds of berries from certain Coffea species. When coffee berries turn from green to bright red – indicating ripeness – they are picked, processed, and dried. Dried coffee seeds are roasted to varying degrees, depending on the desired flavor.
