ETHER

ether, ethoxyethane, divinyl ether, vinyl ether, diethyl ether, ethyl ether

(noun) a colorless volatile highly flammable liquid formerly used as an inhalation anesthetic

ether, aether

(noun) a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves

ether

(noun) any of a class of organic compounds that have two hydrocarbon groups linked by an oxygen atom

quintessence, ether

(noun) the fifth and highest element after air and earth and fire and water; was believed to be the substance composing all heavenly bodies

Source: WordNet® 3.1


Etymology

Proper noun

Ether

(Roman god) The god-personification of the bright, glowing upper air of heaven. He is the Roman counterpart of Aether.

(Mormonism) The ancient American prophet of Mormon theology who wrote the Book of Ether in the Book of Mormon.

Anagrams

• Ehret, Reeth, rethe, theer, there, three

Etymology 1

Noun

ether (countable and uncountable, plural ethers)

(uncountable, literary or poetic) The substance formerly supposed to fill the upper regions of the atmosphere above the clouds, in particular as a medium breathed by deities.

(by extension) The medium breathed by human beings; the air.

(by extension) The sky, the heavens; the void, nothingness.

(uncountable, physics, historical) Often as aether and more fully as luminiferous aether: a substance once thought to fill all unoccupied space that allowed electromagnetic waves to pass through it and interact with matter, without exerting any resistance to matter or energy; its existence was disproved by the 1887 Michelson–Morley experiment and the theory of relativity propounded by Albert Einstein (1879–1955).

(uncountable, colloquial) The atmosphere or space as a medium for broadcasting radio and television signals; also, a notional space through which Internet and other digital communications take place; cyberspace.

(uncountable, colloquial) A particular quality created by or surrounding an object, person, or place; an atmosphere, an aura.

(uncountable, organic compound) Diethyl ether (C4H10O), an organic compound with a sweet odour used in the past as an anaesthetic.

(countable, organic compound) Any of a class of organic compounds containing an oxygen atom bonded to two hydrocarbon groups.

Etymology 2

Verb

ether (third-person singular simple present ethers, present participle ethering, simple past and past participle ethered)

(transitive, slang) To viciously humiliate or insult.

Synonym: Thesaurus:abash

Anagrams

• Ehret, Reeth, rethe, theer, there, three

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



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Word of the Day

7 December 2022

RAISED

(adjective) located or moved above the surround or above the normal position; “a raised design”; “raised eyebrows”


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