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Pronunciation: e'ther


  1. Any organic compound in which two carbon atoms are independently linked to a common oxygen atom, thus containing the group –C–O–C–.
  2. Loosely used to refer to diethyl ether or an anesthetic ether, although a large number of ethers have anesthetic properties. For individual ethers, see the specific name.

[G. aither, the pure upper air]

See Also: epoxy

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