What does «protóxido» mean in Spanish?
- The result of the first degree of oxidation (combination of oxygen with a simple or compound radical) of some bodies. It is the oxide of a particular element (with multiple levels of oxides) that has the lowest proportion of oxygen.
- Nitrogen protoxide. Also called nitrous oxide or laughing gas (N2O), it is a volatile agent used in the medical field for more than 150 years for its analgesic, anxiolytic and euphoriant properties, depending on how it is used.