Where does “Triplex” come from?

Triplex (English) comes from English plex, from Latin plectere, from Latin plecto, from Proto-Italic plektō, from Proto-Indo-European pleḱ-, from Proto-Indo-European pel- — to cover, to wrap; skin, hide, cloth; to fold.

Triplex (English): a safety glass for car windows, consisting of three layers (glass and mica)

Definitions

  1. a safety glass for car windows, consisting of three layers (glass and mica)

Ancestry of “Triplex”, step by step

Triplex traces back through 3 separate lines of ancestry.

via English plex

StepLanguageWordMeaning
1EnglishplexA building, such as a duplex or triplex, with a...
2Latinplecterepresent active infinitive of plectō;...
3LatinplectoI plait, weave, braid; I twist, bend, turn; I...
4Proto-Italicplektō
5Proto-Indo-Europeanpleḱ-to fold, plait, weave
6Proto-Indo-Europeanpel-to cover, to wrap; skin, hide, cloth; to fold

via Latin triplex

StepLanguageWordMeaning
1Latintriplextriple, threefold
2Latintrēsthree; 3
3Proto-Italictrēsthree
4Proto-Indo-European*tréyes

via English tri

StepLanguageWordMeaning
1Englishtritriathlon; triangle
2Proto-Indo-Europeantréyesthree

Words derived from “Triplex

Every word from Proto-Indo-European pel-