Dictionary
Words, grammatical forms and meanings linked to the ontology.
gas and air en · NOUN
Meanings
-
(idiomatic, uncountable) An equal mixture of nitrous oxide and oxygen, used as a mild analgesic and anaesthetic, particularly during childbirth, for dental procedures, and in emergency medicine.
Near-synonym: Entonox (trade name: one particular brand)
Meronyms: nitrous oxide, N₂O; oxygen (strict sense), oxygen (loose sense), dioxygen, O₂
-
(uncountable) Used other than figuratively or idiomatically: see gas, and, air.
Synonyms
Entonox
wikidata: Q1881347