You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.
URANIUM
uranium, atomic number
(noun) a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
Source: WordNet® 3.1
Etymology
Noun
uranium (countable and uncountable, plural uraniums)
The element with atomic number 92 and symbol U: a radioactive silvery-grey metal in the actinide series.
Source: Wiktionary
U*ra"ni*um, n. Etym: [NL., from Uranus the planet. See Uranus.] (Chem.)
Definition: An element of the chromium group, found in certain rare minerals, as pitchblende, uranite, etc., and reduced as a heavy, hard, nickel-white metal which is quite permanent. Its yellow oxide is used to impart to glass a delicate greenish-yellow tint which is accompanied by a strong fluorescence, and its black oxide is used as a pigment in porcelain painting. Symbol U. Atomic weight 239.
Note: Uranium was discovered in the state of an oxide by Klaproth in 1789, and so named in honor of Herschel's discovery of the planet Uranus in 1781.
Source: Webster’s Unabridged Dictionary 1913 Edition
Recent Word Finds
Word of the Day
29 March 2025
THOUGHTLESS
(adjective) without care or thought for others; “the thoughtless saying of a great princess on being informed that the people had no bread; ‘Let them eat cake’”
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