English
quadruplex
Quadruplex comes from Latin quadruplex ‘fourfold, quadruple’.
- Latinc. 75 BCE–200 CEquadruplex‘fourfold, quadruple’
- Englishearliest quotation 1905same form
attested reconstructed ? uncertain or disputed
Lineage
- Latinc. 75 BCE–200 CEquadruplex‘fourfold, quadruple’
- Englishearliest quotation 1905same form
Earliest quotation: 1905, Electrical World and Engineer, New York: “The Western Union office is equipped with four quadruplexes,…”
A compound of quattuor ‘four’ + plico ‘fold’
Proto-Indo-European *kʷetwṓr
Proto-Italic *kʷettwōr ‘four’
Latin quattuor ‘four’
Proto-Indo-European *pleḱ- ‘to plait, to weave’
Latin plico ‘fold’
Every English word from Latin quadruplex
Today it means
adj Having four components.
Language periods are conventional ranges, not dates for this word.
Etymograph / Latin quadruplex / quadruplex