J
Part of speech: noun
Definition: The tenth letter of the English alphabet. A term for a marijuana cigarette ('joint'). An alternative version of i, the positive square root of -1; used in the context of electronics. The second unit vector, after i
Joule
Part of speech: noun
Definition: 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