Origin: Latin suffix -ate
Quadruplicate has 6 different meanings across 3 categories:
any four copies; any of four things that correspond to one another exactly
"it was signed in quadruplicate"
in quadruplicate: four times over, in four copies
To replicate four times; to make fourfold; to quadruple.
having four units or components
"quadruple rhythm has four beats per measure"
"quadruplex wire"
having four parts