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ether

play
noun \ˈē-thər\

Simple Definition of ether

  • : a liquid that burns easily, that is used to turn solid substances into liquid, and that was used in medicine in the past to prevent patients from feeling pain during operations

  • the ether : the air : the sky

Source: Merriam-Webster's Learner's Dictionary

Full Definition of ether

  1. 1 a :  the rarefied element formerly believed to fill the upper regions of space b :  the upper regions of space :  heavens

  2. 2 a also aether :  a medium that in the wave theory of light permeates all space and transmits transverse waves b :  airwaves

  3. 3 a :  a light volatile flammable liquid C4H10O used chiefly as a solvent and especially formerly as an anesthetic b :  any of a class of organic compounds characterized by an oxygen atom attached to two carbon atoms

etheric

play \i-ˈther-ik, -ˈthir-\ adjective

Examples of ether in a sentence

  1. The balloon disappeared into the ether.



Origin and Etymology of ether

Middle English, from Latin aether, from Greek aithēr, from aithein to ignite, blaze; akin to Old English ād pyre — more at edify


First Known Use: 14th century

Other Chemical Engineering Terms



ETHER Defined for Kids

ether

play
noun \ˈē-thər\

Definition of ether for Students

  1. :  a light flammable liquid used to dissolve fats and especially in the past as an anesthetic




Medical Dictionary

ether

play
noun \ˈē-thər\

Medical Definition of ether

  1. 1:  a medium that in the wave theory of light permeates all space and transmits transverse waves

  2. 2a:  a light volatile flammable liquid C4H10O used especially formerly chiefly as an anesthetic—called also diethyl ether, ethyl ether, ethyl oxideb:  any of various organic compounds characterized by an oxygen atom attached to two carbon atoms




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