URINARY a.
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.
VENUS n.
re large, and ornamented with beautiful frills; others are smooth, glossy, and handsomely colored. Some of the larger species, as the round clam, or quahog, are valued for food. Venus's basin (Bot.), the wild teasel; - - so called because the connate leaf bases form a kind of receptacle for water, which was formerly ga…
WEDGWOOD WARE n.
A kind of fine pottery, the most remarkable being what is called jasper, either white, or colored throughout the body, and capable of being molded into the most delicate forms, so that fine and minute bas-reliefs like cameos were made of it, fit even for being set as jewels.
WHIRLIGIG n.
o Gyrinus and allied genera. The body is firm, oval or boatlike in form, and usually dark colored with a bronzelike luster. These beetles live mostly on the surface of water, and move about with great celerity in a gyrating, or circular, manner, but they are also able to dive and swim rapidly. The larva is aquatic. Cal…