Third-person singular simple present indicative form of joul

In the International System of Units, the derived unit of energy, work and heat; the work required to exert a force of one newton for a distance of one metre. Also equal to the energy of one watt of power for a duration of one second. Symbol: J

plural of joule

simple past tense and past participle of joul

present participle of joul

Alternative form of jowl

(physics) The quantitative relationship between the quantity of heat produced in a conductor and the electric current flowing through it.

One million millionth (10⁻¹²) of a joule. Symbol: pJ.

One thousand (10³) joules. Symbol: kJ or KJ.

(metrology) An SI unit of energy, work and heat equal to 10⁻⁹ joules. Symbol: nJ