coulomb
/ˈkuːlɑm/
noun
- The standard unit of electric charge in the International System of Units (SI), equal to the amount of charge transferred by a current of one ampere in one second.
- In physics class, we measured the charge on a capacitor in coulombs.
- The battery stores 2,000 coulombs of electrical energy.
- A single lightning bolt can transfer about 15 coulombs of charge.