{protoxide of nitrogen}, laughing gas, now called {hyponitrous oxide}. See under {Laughing}. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
protoxide — [prō täk′sīd΄] n. [ PROT(O) + OXIDE] that one of any series of oxides that contains the lowest proportion of oxygen … English World dictionary
protoxide of nitrogen — Protoxide Pro*tox ide, n. [Proto + oxide: cf. F. protoxide.] (Chem.) That one of a series of oxides having the lowest proportion of oxygen. See {Proto }, 2 (b) . [1913 Webster] {protoxide of nitrogen}, laughing gas, now called {hyponitrous oxide} … The Collaborative International Dictionary of English
protoxide — /proh tok suyd, sid/, n. Chem. the one of a series of oxides having the smallest proportion of oxygen. Also, protoxid /proh tok sid/. [PROT + OXIDE] * * * … Universalium
protoxide — SYN: suboxide. * * * pro·tox·ide (pro tokґsid) in a series of oxides of the same metal, the one containing the smallest amount of oxygen … Medical dictionary
protoxide — n. type of oxide that contains very little oxygen (Chemistry) … English contemporary dictionary
protoxide — prot·oxide … English syllables
protoxide — /proʊˈtɒksaɪd/ (say proh toksuyd) noun the oxide of an element which contains the least number of oxygen atoms, when that element forms more than one oxide …
protoxide — (ˈ)prōd.+ noun Etymology: International Scientific Vocabulary prot + oxide : the one of a series of oxides exclusive of suboxides that has the lowest proportion of oxygen … Useful english dictionary
Protoxide d'azote — Protoxyde d azote Protoxyde d azote Général … Wikipédia en Français
Lead protoxide — massicot mas si*cot, n. [F. massicot; E. masticot is a corruption.] (Chem.) Lead monoxide (also called {Lead protoxide}), {PbO}, obtained as a yellow amorphous powder, the fused and crystalline form of which is called {litharge}; lead ocher. It… … The Collaborative International Dictionary of English
