Voltampere
/ˌvoʊltˈæm.pɪr/noun
A unit of apparent electrical power equal to one volt times one ampere.
Did you know?Voltampere is a modern technical compound named from the unit volt and the unit ampere, both eponymously honoring scientists, so its “power” is literally built from names.
Etymological Timeline
19th Century
French
volt
“A unit of electric potential named for Alessandro Volta”
19th Century
French
ampère
“A unit of electric current named for André-Marie Ampère”
Late 19th Century
English
volt-ampere
“A compound term for the product of voltage and current in electrical measurement”
Modern English
English
voltampere
“A unit of apparent power in electrical systems”