oxide
nounmasculinetécnico/ɔˈksidu/medium
ó·xi·do
Definition
A chemical compound of oxygen with another element, typically a metal.
Iron, when exposed to air, forms iron oxide (rust).
Aluminium oxide is very resistant.
Common collocations
iron oxidemetal oxideoxide layer
Etymology
Do grego 'oxys' (ácido, agudo) e o sufixo '-ido'.