ether, n.
(ethers)
(ethers)
a colorless volatile highly flammable liquid formerly used as an inhalation anesthetic
<noun.artifact>
diethyl ether divinyl ether ether ethoxyethane ethyl ether vinyl ether
semantic pointers
hyponym
hypernym
a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves
<noun.communication>
aether ether
semantic pointers
hypernym
any of a class of organic compounds that have two hydrocarbon groups linked by an oxygen atom
<noun.substance>
ether
lexical pointers
derivationally related form
semantic pointers
hypernym
the fifth and highest element after air and earth and fire and water; was believed to be the substance composing all heavenly bodies
<noun.substance>
ether quintessence
lexical pointers
derivationally related form
lexical pointers
derivationally related form