Ethyl ether and Inhalation general anesthetic

Ethyl ether noun - A colorless volatile highly inflammable liquid formerly used as an inhalation anesthetic.

Inhalation general anesthetic and ethyl ether are semantically related. In some cases you can use "Inhalation general anesthetic" instead a noun phrase "Ethyl ether".

Inhalation general anesthetic noun - A gas that produces general anesthesia when inhaled.

Ethyl ether and inhalation general anesthetic are semantically related. Sometimes you can replace phrase "Ethyl ether" with "Inhalation general anesthetic", this phrases are similar.