noun🔗Share줄In 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"The lightbulb used 60 joules of energy every second. "전구는 매초 60줄의 에너지를 사용했다.energyphysicsunitscienceamounttechnicalChat with AIVocabulary GamePractice Reading