Where does “semiduplex” come from?

semiduplex (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.

semiduplex (English): Providing communication in both directions, but...

Definitions

  1. Providing communication in both directions, but...

Ancestry of “semiduplex”, step by step

semiduplex 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 semi

StepLanguageWordMeaning
1EnglishsemiA semi-detached house; A semitrailer; a...
2Englishsemi-half; partial, incomplete; somewhat, rather,...
3Latinsēmi-half
4Proto-Indo-Europeansēmihalf; partially
Every word from Proto-Indo-European pel-
semiduplex — Etymology, Origin & Word History | Etymology Explorer