Where does “arm” come from?

arm (Old Irish) comes from Latin arma, from Late Latin armistitium, from Latin sistere, from Proto-Indo-European stísteh₂ti, from Proto-Indo-European steh₂- — to stand.

arm (Old Irish): armour, battle-equipment, panoply; weapon; army

Definitions

  1. armour, battle-equipment, panoply; weapon; army

Ancestry of “arm”, step by step

StepLanguageWordMeaning
1Latinarmadefensive arms, armor/armour, shields, weapons of...
2Late Latinarmistitium
3Latinsisteresecond-person singular future passive indicative...
4Proto-Indo-Europeanstísteh₂tito be standing up, to be getting up
5Proto-Indo-Europeansteh₂-to stand

Words derived from “arm

Every word from Proto-Indo-European steh₂-Every word from Proto-Indo-European stísteh₂tiEvery word from Latin sistere
arm — Etymology, Origin & Word History | Etymology Explorer