Where does “nonduplex” come from?

nonduplex (English) comes from English duplex, from Latin duplex, from Latin plico, from Proto-Italic plekāō, from Proto-Indo-European pleḱ-, from Proto-Indo-European pel- — to cover, to wrap; skin, hide, cloth; to fold.

nonduplex (English): Not duplex

Definitions

  1. Not duplex

Ancestry of “nonduplex”, step by step

nonduplex traces back through two separate lines of ancestry.

via English duplex

StepLanguageWordMeaning
1EnglishduplexDouble, made up of two parts; Bidirectional;...
2Latinduplextwofold, double; bipartite, cloven; ambiguous
3LatinplicoI fold, bend or flex; I roll up; I arrive
4Proto-Italicplekāō
5Proto-Indo-Europeanpleḱ-to fold, plait, weave
6Proto-Indo-Europeanpel-to cover, to wrap; skin, hide, cloth; to fold

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European pel-Every word from Proto-Indo-European pleḱ-Every word from Proto-Italic plekāō