Where does “челюстной” come from?

челюстной (Russian) comes from Russian че́люсть, from Proto-Slavic čeľustь, from Proto-Slavic čelo, from Proto-Indo-European kelh₃os.

челюстной (Russian): jaw, maxillary

Definitions

  1. jaw, maxillary

Ancestry of “челюстной”, step by step

StepLanguageWordMeaning
1Russianче́люстьjaw (bone of the jaw)
2Proto-Slavicčeľustьjaw
3Proto-Slavicčeloforehead
4Proto-Indo-Europeankelh₃os—
Every word from Proto-Indo-European kelh₃os →Every word from Proto-Slavic čelo →Every word from Proto-Slavic čeľustь →
челюстной — Etymology, Origin & Word History | Etymology Explorer