Laughing-gas
81sea crow — 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,… …
82Xema ridibundus — 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,… …
83Gases — Gas Gas (g[a^]s), n.; pl. {Gases} (g[a^]s [e^]z). [Invented by the chemist Van Helmont of Brussels, who died in 1644.] 1. An a[ e]riform fluid; a term used at first by chemists as synonymous with air, but since restricted to fluids supposed to be …
84Entonox — Gas and air redirects here, for the 1923 film, see Gas and Air (film) Entonox, referred to colloquially as gas and air , is an analgesic used to ease pain during labour, trauma and minor surgical procedures. Entonox is the trade name for a… …
85nitrous oxide — Laughing gas, protoxide of nitrogen, exhilarating gas, nitrogen monoxide …
86Nitrous oxide — N2O redirects here. For other uses, see N2O (disambiguation). Laughing gas redirects here. For other uses, see Laughing gas (disambiguation). Not to be confused with nitric oxide (formula NO) or nitrogen dioxide (formula NO2). For other uses, see …
87Joker venom — Publication information Publisher DC Comics In story information Type Toxin Element of stories featuring …
88Humphry Davy — Sir Humphry Davy, Bt Portrait by Henry Howard, 1803 Born …
89nitrous oxide — Chem., Pharm. a colorless, sweet smelling, sweet tasting, nonflammable, slightly water soluble gas, N2O, that sometimes produces a feeling of exhilaration when inhaled: used chiefly as an anesthetic in dentistry and surgery, in the manufacture of …
90List of Code Lyoko episodes — This is a list of episodes for the French animated television series, Code Lyoko. The first season has no set viewing order save for the last two episodes, so it is listed by the order in which it aired. The following seasons have their episodes… …
