Where does “duplex” come from?
Duplex comes from Latin duplex, combining Latin du- (two) from Proto-Indo-European dwóh₁ and Latin plico (to fold) from Proto-Indo-European pel-.
duplex (English): Double, made up of two parts; Bidirectional;...
Definitions
- Double, made up of two parts; Bidirectional;...
Ancestry of “duplex”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | duplex | twofold, double; bipartite, cloven; ambiguous |
| 2 | Latin | plico | I fold, bend or flex; I roll up; I arrive |
| 3 | Proto-Italic | plekāō | — |
| 4 | Proto-Indo-European | pleḱ- | to fold, plait, weave |
| 5 | Proto-Indo-European | pel- | to cover, to wrap; skin, hide, cloth; to fold |
Words derived from “duplex”