prolongateurcommon nounEtymologyexpandfrom prolonger with the suffix -ateur.Definition1. Electrical wire equipped with a male plug at one end and a female plug at the other, sometimes coupled with a multiple socket, used to connect an appliance to a power source located far from an electrical outlet.expandTu as un prolongateur ?SynonymsrallongedérouleurPluralprolongateursTranslationsenglish:extension cordSee alsoprolongeable (adj.) prolongation (cn.) prolonge (cn.) prolongement (cn.) prolonger (v.)