Where does “металлолом” come from?

металлолом (Russian) comes from Russian лом, from Proto-Slavic lomъ, from Proto-Slavic lomiti, from Proto-Indo-European h₃lemH- — broken; weak, broken, soft.

металлолом (Russian): scrap metal, scrap

Definitions

  1. scrap metal, scrap

Ancestry of “металлолом”, step by step

металлолом traces back through two separate lines of ancestry.

via Russian лом

StepLanguageWordMeaning
1Russianломcrowbar; scrap, waste
2Proto-Slaviclomъcrowbar; fracture, breakage
3Proto-Slaviclomitito break
4Proto-Indo-Europeanh₃lemH-broken; weak, broken, soft

via Russian мета́лл

StepLanguageWordMeaning
1Russianмета́ллmetal
Every word from Proto-Indo-European h₃lemH-Every word from Proto-Slavic lomitiEvery word from Proto-Slavic lomъ