adjective/ka.dʁypl/
quadruple; sixty-fourth note
“Ils sont entrés dans l'histoire du patinage artistique en exécutant un quadruple salto, une première en couple.” — They entered into the history of artistic ice skating by executing a quadruple somersault, a first as a couple.
Borrowed from Latin quadruplus.
noun, masculine/ka.dʁypl/plural: quadruples
quadruple is masculine in French.
something that is equal to four times something else; a move whose score is multiplied by four; the area on the board where such a move is possible
“Je veux le quadruple de la prime normale.” — I want quadruple the normal premium.
Borrowed from Latin quadruplus.