Constantin Stanislavski | Carl Constantin Platen | Constantin Wilhelm Lambert Gloger | Constantin Argetoianu | Vacheron Constantin | Constantin C. Giurescu | Constantin Cantacuzino | René Auguste Constantin de Renneville | Johan Albert Constantin Löfgren | Glen Constantin | Georg Abraham Constantin von Arnim | David Constantin | Constantin von Wurzbach | Constantin von Economo | Constantin Stamati-Ciurea | Constantin Sotiropoulos | Constantin Sănătescu | Constantin Rădulescu-Motru | Constantin Popovici | Constantin Niță | Constantin Floros | Constantin Daniel Stahi | Constantin Croitoru | Constantin Costa-Foru | Constantin Coandă | Constantin Carathéodory |
The term var was proposed by the Romanian electrical engineer Constantin Budeanu and introduced in 1930 by the IEC in Stockholm, which has adopted it as the unit for reactive power.