释义 |
cou·lomb \ˈküˌläm, -ˌlōm, ̷ ̷ˈ ̷ ̷\ noun (-s) Usage: sometimes capitalized Etymology: after Charles A. de Coulomb died 1806 French physicist 1. : the practical mks unit of electric charge equal to the quantity of electricity transferred by a current of one ampere in one second and now taken as the standard in the United States 2. : a unit of electric charge equal to 0.999835 coulomb and formerly taken as the standard — called also international coulomb |