Ether
WordNet

noun


(1)   A colorless volatile highly inflammable liquid formerly used as an inhalation anesthetic
(2)   A medium that was once supposed to fill all space and to support the propagation of electromagnetic waves
(3)   Any of a class of organic compounds that have two hydrocarbon groups linked by an oxygen atom
(4)   The fifth and highest element after air and earth and fire and water; was believed to be the substance composing all heavenly bodies
WiktionaryText

Proper noun



  1. The ancient American prophet of Mormon theology who wrote the Book of Ether in the Book of Mormon.
 
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