English
anti-ozone
From anti- + ozone.
Proto-Indo-European *h₂ent- ‘forehead’
Proto-Indo-European *h₂énts ‘forehead’
Proto-Indo-European *h₂énti ‘opposite’
Ancient Greek ᾰ̓ντῐ́ ‘over against, opposite’
English anti-
Proto-Indo-European *h₃ed- ‘to smell’
Proto-Indo-European *h₃ed-ye-
Ancient Greek ὄζω ‘I smell’
Ancient Greek ὄζον
German Ozon
English ozone
Today it means
noun A substance that prevents the breakdown of ozone.
Language periods are conventional ranges, not dates for this word.
Etymograph / anti-ozone