plural of time difference

Different people like different things; there's no accounting for taste.

plural of distinction without a difference

plural of set-theoretic difference

plural of electric potential difference

plural of difference of two squares

Different touches. / Different styles adapted to a specific situation.

A shortened version of different strokes for different folks

the difference in potential energy between two points in an electric field; the difference in charge between two points in an electrical circuit; voltage

The amount that a piece in a battery is traversed toward or away from a given piece (usually the base piece) to vary the width of the sheaf.