(Science: chemistry) That one of a series of oxides having the lowest proportion of oxygen. See proto-, 2 . Protoxide of nitrogen, laughing gas, now called hyponitrous oxide. See Laughing.

Origin: Proto- _ oxide: cf. F. Protoxide.

Please contribute to this project, if you have more information about this term feel free to edit this page

This page was last modified on 3 October 2005, at 21:16. This page has been accessed 1,252 times. 
What links here | Related changes | Permanent link