Where does “античастица” come from?

античастица (Russian) comes from Russian части́ца, from Russian часть, from Old Church Slavonic чѧсть, from Proto-Slavic čęstь — part.

античастица (Russian): antiparticle

Definitions

  1. antiparticle

Ancestry of “античастица”, step by step

StepLanguageWordMeaning
1Russianчасти́цаfraction, particle
2Russianчастьpart; share; piece
3Old Church Slavonicчѧстьpart; piece
4Proto-Slavicčęstьpart
Every word from Proto-Slavic čęstь →Every word from Old Church Slavonic чѧсть →Every word from Russian часть →
античастица — Etymology, Origin & Word History | Etymology Explorer