n. [ F., fr. It. ortolano ortolan, gardener, fr. L. hortulanus gardener, fr. hortulus, dim. of hortus garden. So called because it frequents the hedges of gardens. See Yard an inclosure, and cf. Hortulan. ] (Zool.) (a) A European singing bird (Emberiza hortulana), about the size of the lark, with black wings. It is esteemed delicious food when fattened. Called also bunting. (b) In England, the wheatear (Saxicola oenanthe). (c) In America, the sora, or Carolina rail (Porzana Carolina). See Sora. [ 1913 Webster ]

n. [ From Toluene. ] (Chem.) A hydrocarbon, C14H10, related both to the acetylene and the aromatic series, and produced artificially as a white crystalline substance; -- called also diphenyl acetylene. [ 1913 Webster ]