DIFFERENTIAL a. 2 definitions
ometer (Elec.), a galvanometer having two coils or circuits, usually equal, through which currents passing in opposite directions are measured by the difference of their effect upon the needle. -- Differential gearing, a train of toothed wheels, usually an epicyclic train, so arranged as to constitute a differential m…
DRY a.
, a form of the Voltaic pile, constructed without the use of a liquid, affording a feeble current, and chiefly useful in the construction of electroscopes of great delicacy; -- called also Zamboni's , from the names of the two earliest constructors of it. -- Dry pipe (Steam Engine), a pipe which conducts dry steam fro…