|1.||diethyl ether, ethyl ether, Also called: ethoxyethane a colourless volatile highly flammable liquid with a characteristic sweetish odour, made by the reaction of sulphuric acid with ethanol: used as a solvent and anaesthetic. Formula: C2H5OC2H5|
|2.||any of a class of organic compounds with the general formula ROR′ where R and R′ are alkyl groups, as in diethyl ether C2H5OC2H5|
|3.||the ether the hypothetical medium formerly believed to fill all space and to support the propagation of electromagnetic waves|
|4.||Greek myth the upper regions of the atmosphere; clear sky or heaven|
|5.||a rare word for air|
|[C17: from Latin aether, from Greek aithēr, from aithein to burn]|
ether e·ther (ē'thər)
Any of a class of organic compounds in which two hydrocarbon groups are linked by an oxygen atom.
An anesthetic ether, especially diethyl ether.
|ether (ē'thər) Pronunciation Key