名词 ether:

1. the fifth and highest element after air and earth and fire and water; was believed to be the substance composing all heavenly bodies

2. any of a class of organic compounds that have two hydrocarbon groups linked by an oxygen atom

3. a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves

4. a colorless volatile highly inflammable liquid formerly used as an inhalation anesthetic

ethern.【U】乙醚；醚；以太；太空etherifyv.使化为酉迷Etherege埃瑟里奇(姓氏)EtherLAN以太局域网Etheruet以太网etherialadj.轻的(太空的；似醚的；以太的；微妙的)etherion[医] 微以太Ethertonn.埃瑟顿etheraten.醚合物(乙醚络合物)etherisev.醚化；使变成醚；用醚麻醉etherism醚瘾,乙醚癖