Where does “threeplex” come from?

threeplex (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.

threeplex (English): A building divided into three separate residences...

Definitions

  1. A building divided into three separate residences...

Ancestry of “threeplex”, step by step

threeplex traces back through two 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 English three

StepLanguageWordMeaning
1EnglishthreeA numerical value after two and before four....
2Middle Englishthrethree
3Old Englishþrīthree
4Proto-West Germanicþrīʀthree
5Proto-Germanicþrīzthree
6Proto-Indo-European*tréyes
Every word from Proto-Indo-European pel-Every word from Proto-Indo-European pleḱ-Every word from Proto-Italic plektō
threeplex — Etymology, Origin & Word History | Etymology Explorer