DONKEY n.
engine, a small auxiliary engine not used for propelling, but for pumping water into the boilers, raising heavy weights, and like purposes. -- Donkey pump, a steam pump for feeding boilers, extinguishing fire, etc.; -- usually an auxiliary. -- Donkey's eye (Bot.), the large round seed of the Mucuna pruriens, a tropi…
DRY a.
t constructors of it. -- Dry pipe (Steam Engine), a pipe which conducts dry steam from a boiler. -- Dry plate (Photog.), a glass plate having a dry coating sensitive to light, upon which photographic negatives or pictures can be made, without moistening. -- Dry-plate process, the process of photographing with dry pl…