Where does “duple” come from?

duple (Interlingua) comes from Latin dūplus, from Proto-Italic *duplos — double.

duple (Interlingua): double

Definitions

  1. double

Ancestry of “duple”, step by step

StepLanguageWordMeaning
1Latindūplusdouble (twice as much, or as big)
2Proto-Italic*duplosdouble
Every word from Proto-Italic *duplos →
duple — Etymology, Origin & Word History | Etymology Explorer