PULLEY n.
A wheel with a broad rim, or grooved rim, for transmitting power from, or imparting power to, the different parts of machinery, or for changing the direction of motion, by means of a belt, cord, rope, or chain.
RAY n.
In a restricted sense, any of the broad, flat, narrow-tailed species, as the skates and sting rays. See Skate. Bishop ray, a yellow-spotted, long-tailed eagle ray (Stoasodon nàrinari) of the Southern United States and the West Indies. -- Butterfly ray, a short-tailed American sting ray (Pteroplatea Maclura), having ve…
ROCK n.
chen (Umbilicaria Dillenii) growing on rocks in the northen parts of America, and forming broad, flat, coriaceous, dark fuscous or blackish expansions. It has been used as food in cases of extremity. -- Rock trout (Zoöl.), any one of several species of marine food fishes of the genus Hexagrammus, family Chiradæ, nativ…
RUDDY a.
cheeks or lips. Dryden. Ruddy duck (Zoöl.), an American duck (Erismatura rubida) having a broad bill and a wedge- shaped tail composed of stiff, sharp feathers. The adult male is rich brownish red on the back, sides, and neck, black on the top of the head, nape, wings, and tail, and white on the cheeks. The female and…