D defs.my
Entry 1 sense Webster, 1913

Leucoline

/(lū"kō̇*lĭn [or] -lēn)/ · Leu·co·line · IPA
01 n. A nitrogenous organic base from coal tar, and identical with quinoline. Cf. Quinoline.
  1. 1.
    A nitrogenous organic base from coal tar, and identical with quinoline. Cf. Quinoline.(Chem.) See: Quinoline