1. [ noun ] (physics) a unit equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; the potential difference across 1 ohm of resistance when 1 ampere flows through it
Synonyms: V
Related terms: potential_unit kilovolt millivolt femtovolt microvolt picovolt nanovolt abvolt
Similar spelling:   volta