protoxide+of+nitrogen
1protoxide 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} …
2Protoxide — 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}. See… …
3hyponitrous oxide — 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} …
4nitrous oxide — Laughing gas, protoxide of nitrogen, exhilarating gas, nitrogen monoxide …
5black cap — Laughing Laugh ing, a. & n. from {Laugh}, v. i. [1913 Webster] {Laughing falcon} (Zo[ o]l.), a South American hawk ({Herpetotheres cachinnans}); so called from its notes, which resemble a shrill laugh. {Laughing gas} (Chem.), hyponitrous oxide,… …
6Dacelo gigas — Laughing Laugh ing, a. & n. from {Laugh}, v. i. [1913 Webster] {Laughing falcon} (Zo[ o]l.), a South American hawk ({Herpetotheres cachinnans}); so called from its notes, which resemble a shrill laugh. {Laughing gas} (Chem.), hyponitrous oxide,… …
7giant kingfisher — Laughing Laugh ing, a. & n. from {Laugh}, v. i. [1913 Webster] {Laughing falcon} (Zo[ o]l.), a South American hawk ({Herpetotheres cachinnans}); so called from its notes, which resemble a shrill laugh. {Laughing gas} (Chem.), hyponitrous oxide,… …
8gogobera — Laughing Laugh ing, a. & n. from {Laugh}, v. i. [1913 Webster] {Laughing falcon} (Zo[ o]l.), a South American hawk ({Herpetotheres cachinnans}); so called from its notes, which resemble a shrill laugh. {Laughing gas} (Chem.), hyponitrous oxide,… …
9Herpetotheres cachinnans — Laughing Laugh ing, a. & n. from {Laugh}, v. i. [1913 Webster] {Laughing falcon} (Zo[ o]l.), a South American hawk ({Herpetotheres cachinnans}); so called from its notes, which resemble a shrill laugh. {Laughing gas} (Chem.), hyponitrous oxide,… …
10Larus atricilla — Laughing Laugh ing, a. & n. from {Laugh}, v. i. [1913 Webster] {Laughing falcon} (Zo[ o]l.), a South American hawk ({Herpetotheres cachinnans}); so called from its notes, which resemble a shrill laugh. {Laughing gas} (Chem.), hyponitrous oxide,… …