ozon-
1 
variant of ozono- before a vowel:
ozonide.
Related Words
- ozonic ether
- ozonide
- ozoniferous
- ozonize
- ozono-
- ozonous
ozon-
combining form 
or ozono-
Etymology: International Scientific Vocabulary, from ozone 
 : ozone 
< ozonize >
or ozono-
< ozonize >