ETHER

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

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

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

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

WordNet

Коментарі

Щоб додати коментар, увійдіть.