TREE n.
Asiatic birds of the genus Dendrocitta. The tree pies are allied to the magpie. -- Tree pigeon (Zoöl.), any one of numerous species of longwinged arboreal pigeons native of Asia, Africa, and Australia, and belonging to Megaloprepia, Carpophaga, and allied genera. -- Tree pipit. (Zoöl.) See under Pipit. -- Tree porc…
TURTLEDOVE n. 2 definitions
Any one of numerous species of pigeons belonging to Turtur and allied genera, native of various parts of the Old World; especially, the common European species (Turtur vulgaris), which is noted for its plaintive note, affectionate disposition, and devotion to its mate.
ULTRAMARINE n.
A blue pigment formerly obtained by powdering lapis lazuli, but now produced in large quantities by fusing together silica, alumina, soda, and sulphur, thus forming a glass, colored blue by the sodium polysulphides made in the fusion. Also used adjectively. Green ultramarine, a green pigment obtained as a first product…
UPLAND a.
field plover, grass plover, highland plover, hillbird, humility, prairie plover, prairie pigeon, prairie snipe, papabote, quaily, and uplander. -- Upland sumach (Bot.), a North American shrub of the genus Rhus (Rhus glabra), used in tanning and dyeing.
URINARY a.
found in any portion of the urinary passages or in the pelvis of the kidney. -- Urinary pigments, (Physiol. Chem.), certain colored substances, urochrome, or urobilin, uroerythrin, etc., present in the urine together with indican, a colorless substance which by oxidation is convertible into colored bodies.…