WEBoggle Menu

Home
Profiles
Forum
Chat Log
How to play
Help
Suggested Words
About
Donate

  

  Dictionary Definition of ether

ether
noun
1. Chemistry a. a highly volatile and flammable colourless liquid, diethyl ether, (C2H5)2O, obtained by the action of sulfuric acid on alcohol, and used as a solvent and anaesthetic; sulfuric ether. b. one of a class of organic compounds in which any two organic groups are attached directly to oxygen, having the general formula R2O, as ethyl ether (C2H5)2O.
2. Also, aether. the upper regions of space; the clear sky; the heavens.
3. Also, aether. the medium supposed by the ancients to fill the upper regions.
4. Also, aether. an all-pervading medium postulated for the transmission of light, heat, etc., by the older elastic solid theory.
5. ( usually plural ) certain undefined properties of wine which result in fine flavour and bouquet.
[L aether, from Greek aither upper air, sky]