ethers
plural of ether
• Ehrets, Esther, Hester, there's, theres, threes
Source: Wiktionary
E"ther, n. Etym: [L. aether, Gr. idh, indh, and prob. to E. idle: cf. F. éther.] [Written also æther.]
1. (Physics)
Definition: A medium of great elasticity and extreme tenuity, supposed to pervade all space, the interior of solid bodies not excepted, and to be the medium of transmission of light and heat; hence often called luminiferous ether.
2. Supposed matter above the air; the air itself.
3. (Chem.) (a) A light, volatile, mobile, inflammable liquid, (C2H5)2O, of a characteristic aromatic odor, obtained by the distillation of alcohol with sulphuric acid, and hence called also sulphuric ether. It is powerful solvent of fats, resins, and pyroxylin, but finds its chief use as an anæsthetic. Called also ethyl oxide.ethyl ether. (b) Any similar oxide of hydrocarbon radicals; as, amyl ether; valeric ether. Complex ether, Mixed ether (Chem.), an oxide of two different radicals in the same molecule; as, ethyl methyl ether, C2H5.O.CH3.
– Compound ether (Chem.), an ethereal salt or a salt of some hydrocarbon as the base; an ester.
– Ether engine (Mach.), a condensing engine like a steam engine, but operated by the vapor of ether instead of by steam.
Source: Webster’s Unabridged Dictionary 1913 Edition
17 June 2025
(adjective) having deserted a cause or principle; “some provinces had proved recreant”; “renegade supporters of the usurper”
The earliest credible evidence of coffee-drinking as the modern beverage appeared in modern-day Yemen. In the middle of the 15th century in Sufi shrines where coffee seeds were first roasted and brewed for drinking. The Yemenis procured the coffee beans from the Ethiopian Highlands.
