BULL a.
mp (Mining), a direct single-acting pumping engine, in which the steam cylinder is placed above the pump. -- Bull snake (Zoöl.), the pine snake of the United States. -- Bull stag, a castrated bull. See Stag. -- Bull wheel, a wheel, or drum, on which a rope is wound for lifting heavy articles, as logs, the tools in w…
CHANGE n.
e ringing, the continual production, without repetition, of changes on bells, See def. 9. above. -- Change wheel (Mech.), one of a set of wheels of different sizes and number of teeth, that may be changed or substituted one for another in machinery, to produce a different but definite rate of angular velocity in an ax…
CIRCUS n.
ng space surrounded on three sides by seats of wood, earth, or stone, rising in tiers one above another, and divided lengthwise through the middle by a barrier around which the track or course was laid out. It was used for chariot races, games, and public shows.