In 1511, leaders in Mecca believed coffee stimulated radical thinking and outlawed the drink. In 1524, the leaders overturned that order, and people could drink coffee again.
THALLIUM
thallium, Tl, atomic number
(noun) a soft grey malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores
Source: WordNet® 3.1
Etymology
Noun
thallium (countable and uncountable, plural thalliums)
A metallic chemical element (symbol Tl) with atomic number 81: a gray post-transition metal that discolors when exposed to air.
A single atom of this element.
Source: Wiktionary
Thal"li*um, n. Etym: [NL., fr. Gr. green line in its spectrum.] (Chem.)
Definition: A rare metallic element of the aluminium group found in some minerals, as certain pyrites, and also in the lead-chamber deposit in the manufacture of sulphuric acid. It is isolated as a heavy, soft, bluish white metal, easily oxidized in moist air, but preserved by keeping under water. Symbol Tl. Atomic weight 203.7.
Source: Webster’s Unabridged Dictionary 1913 Edition
Word of the Day
20 November 2024
ENEMA
(noun) an injection of a liquid through the anus to stimulate evacuation; sometimes used for diagnostic purposes
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