Where does “subtend” come from?

subtend (English) comes from Latin subtendere, from Latin sub, from Proto-Italic supo, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

subtend (English): To use an angle to delimit part of a straight or...

Definitions

  1. To use an angle to delimit part of a straight or...

Ancestry of “subtend”, step by step

StepLanguageWordMeaning
1Latinsubtendere—
2Latinsubunder, beneath; behind; at the feet of
3Proto-Italicsupounder
4Proto-Indo-Europeanupóunder, below
5Proto-Indo-Europeanh₃ewp-—

Words derived from “subtend”

Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Proto-Italic supo →