Home
Random
Log in
Settings
Donations
About Wiktionary
Disclaimers
Search
protoxide
Language
Watch
Edit
English
edit
Etymology
edit
proto-
+
oxide
Noun
edit
protoxide
(
plural
protoxides
)
(
inorganic chemistry
)
Any of a series of
oxides
of a particular metal that has the fewest atoms of
oxygen
per molecule