ether

Other Definitions
ether (enc)

Noun	1.	ether - a colorless volatile highly inflammable liquid formerly used as an inhalation anesthetic diethyl ether, divinyl ether, ethoxyethane, ethyl ether, vinyl ether enflurane, Ethrane - a nonflammable liquid (trade name Ethrane) used as an inhalation general anesthetic inhalation anaesthetic, inhalation anesthetic, inhalation general anaesthetic, inhalation general anesthetic - a gas that produces general anesthesia when inhaled
	2.	ether - the fifth and highest element after air and earth and fire and water; was believed to be the substance composing all heavenly bodies quintessence archaicism, archaism - the use of an archaic expression element - one of four substances thought in ancient and medieval cosmology to constitute the physical universe; "the alchemists believed that there were four elements"
	3.	ether - any of a class of organic compounds that have two hydrocarbon groups linked by an oxygen atom organic compound - any compound of carbon and another element or a radical
	4.	ether - a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves aether medium - an intervening substance through which signals can travel as a means for communication

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