CAESIUM
cesium, caesium, Cs, atomic number
(noun) a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal
Source: WordNet® 3.1
Etymology
Noun
caesium (uncountable)
The chemical element (symbol Cs) with an atomic number of 55. It is a soft, gold-colored, highly reactive alkali metal.
Anagrams
• aeciums, æciums
Source: Wiktionary
Cæ"si*um, n. Etym: [NL., from L. caesius bluish gray.] (Chem.)
Definition: A rare alkaline metal found in mineral water; -- so called from the two characteristic blue lines in its spectrum. It was the first element discovered by spectrum analysis, and is the most strongly basic and electro-positive substance known. Symbol Cs. Atomic weight 132.6.
Source: Webster’s Unabridged Dictionary 1913 Edition
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23 January 2025
LEFT
(adjective) being or located on or directed toward the side of the body to the west when facing north; “my left hand”; “left center field”; “the left bank of a river is bank on your left side when you are facing downstream”
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