a. (Bibliog.) An epithet applied to editions (chiefly of the classics) which proceeded from the press of Aldus Manitius, and his family, of Venice, for the most part in the 16th century and known by the sign of the anchor and the dolphin. The term has also been applied to certain elegant editions of English works. [ 1913 Webster ]

n. [ NL. chinium quinine + aldehyde. ] (Chem.) See Quinaldine. [ 1913 Webster ]

n. A green compound used as a dyestuff, produced from aniline blue when acted upon by acid. [ 1913 Webster ]

n. [ Quinoline + aldehyde + aniline. ] (Chem.) A colorless liquid of a slightly pungent odor, C9H6N.CH3, first obtained as a condensation product of aldehyde and aniline, and regarded as a derivative of quinoline; -- called also methyl quinoline. [ Written also chinaldine. ] [ 1913 Webster ]

n. [ Thio- + aldehyde + -ine. ] (Chem.) A weak nitrogenous sulphur base, C6H13NS2. [ 1913 Webster ]