Ether
/ˈiθər/
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Definition
(noun) The substance formerly supposed to fill the upper regions of the atmosphere above the clouds, in particular as a medium breathed by deities.
Sentence Examples
The plane seemed to just disappear into the ether.
The battle rapper ethered his opponent and caused him to slink away in shame.
CEFR Practice Quiz
In the 19th century, surgeons used ____ to perform painless operations on patients.