Where does “quadplex” come from?

quadplex (English) comes from English quad, from English quadricycle, from English quadri-, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus, from Proto-Indo-European kʷeturtos — and.

quadplex (English): A building divided into four separate residences...

Definitions

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

Ancestry of “quadplex”, step by step

quadplex traces back through two separate lines of ancestry.

via English quad

StepLanguageWordMeaning
1EnglishquadFour shots of espresso; A kind of round-robin...
2EnglishquadricycleA four-wheeled pedal cycle; A four-wheeled...
3Englishquadri-API; Four
4Latinquattŭorfour; 4
5Portuguesequartoordinal form of quatro; fourth; quarter; fourth;...
6Old Portuguesequartoquarter
7Latinquārtusfourth
8Proto-Indo-Europeankʷeturtos
9Proto-Indo-Europeankʷetwóresfour
10Proto-Indo-Europeankʷe-and

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
Every word from Proto-Indo-European kʷe-Every word from Proto-Indo-European kʷetwóresEvery word from Proto-Indo-European kʷeturtos