Where does “intensive” come from?

Intensive comes from Middle French intensif, from Medieval Latin intensivus, from Latin intendere meaning to stretch or strain, with the prefix in- from Proto-Indo-European ne.

intensive (English): Thorough; to a great degree; with intensity;...

Definitions

  1. Thorough; to a great degree; with intensity;...

Ancestry of “intensive”, step by step

StepLanguageWordMeaning
1Middle Frenchintensif
2Medieval Latinintensivusintensive
3Latinintenderethird-person plural perfect active indicative of...
4LatinintendoI stretch out; I strain; I turn my attention to,...
5Latinin-un-, non-, not; in, within, inside
6Latininin, at, on, upon, from; within, while in; into,...
7Old Latinenin
8Proto-Italicenin
9Proto-Indo-Europeanh₁énin

Words derived from “intensive

Every word from Proto-Indo-European h₁én