DIFFERENTIAL a.
l gearing, a train of toothed wheels, usually an epicyclic train, so arranged as to constitute a differential motion. -- Differential motion, a mechanism in which a simple differential combination produces such a change of motion or force as would, with ordinary compound arrangements, require a considerable train of p…
DISEASE n.
disorder; -- applied figuratively to the mind, to the moral character and habits, to institutions, the state, etc. Diseases desperate grown, By desperate appliances are relieved. Shak. The instability, injustice, and confusion introduced into the public counsels have, in truth, been the mortal diseases under which popu…