WordNet-Online
Free dictionary and thesaurus of English. Definitions, synonyms, antonyms and more...
Hint:double-click any word to get it searched!
j
Nounj has 2 senses
joule, J, watt second - a unit of electrical energy equal to the work done when a current of one ampere passes through a resistance of one ohm for one second --1is a kind ofwork unit, heat unit, energy unit --1has parts: erg