Webster's Revised Unabridged Dictionary · 1913

Volt

Volt , noun

[French volte; compare Italian volta. See Vault.]

1.
(Man.) A circular tread; a gait by which a horse going sideways round a center makes two concentric tracks.
2.
(Fencing) A sudden movement to avoid a thrust.

Volt , noun

[After Alessandro Volta, the Italian electrician.]

(Electricity) The unit of electro-motive force; -- defined by the International Electrical Congress in 1893 and by United States Statute as, that electro-motive force which steadily applied to a conductor whose resistance is one ohm will produce a current of one ampère. It is practically equivalent to f the electro-motive force of a standard Clark's cell at a temperature of 15° C.