From Englishindustry, from Old Frenchindustrie, from Latinindustria(“diligence, activity, industry”), from industrius(“diligent, active, zealous”), from Old Latin indostruus(“diligent, active”); origin unknown. Perhaps from indu(“in”) + ūst-, ūstr-, stem of ūrō(“burn, burn up, consume”, verb), related to Old High Germanūstrī(“industry”), Old Englishandūstrian(“to hate, detest”, literally “to be consumed with zeal”).