Where does “sex” come from?

Sex derives from Middle English sax, from Latin sexus, ultimately from Proto-Indo-European sek-, meaning to cut or divide.

sex (English): A category into which sexually-reproducing...

Definitions

  1. A category into which sexually-reproducing...

Ancestry of “sex”, step by step

sex traces back through two separate lines of ancestry.

via English sect

StepLanguageWordMeaning
1EnglishsectAn offshoot of a larger religion; a group sharing...
2Middle EnglishsecteA variety or sort; a category with a...
3Old Frenchsectea sect in philosophy or religion
4Late Latinsectaa sect in philosophy or religion, a school,...
5Latinsequipresent active infinitive of sequor; follow, come...
6LatinsequorI follow, come or go after
7Proto-Italicsekʷōrfollow, come/go after
8Proto-Indo-Europeansékʷetorto be following
9Proto-Indo-Europeansekʷ-to follow; to see; to say

via Middle English sexe

StepLanguageWordMeaning
1Middle EnglishsexeAlternative form of sax; gender
2Old Frenchsexegenitals; gender
3Latinsexusdivision; sex; gender
4Proto-Italicseksus
5Proto-Indo-Europeanséksus
6Proto-Indo-Europeansek-to cut, cut off, sever

Words derived from “sex

Every word from Proto-Indo-European sekʷ-Every word from Proto-Indo-European sékʷetorEvery word from Proto-Italic sekʷōr