Where does “オトガイ筋” come from?

オトガイ筋 (Japanese) comes from Japanese 筋 — muscle; tendon; road.

オトガイ筋 (Japanese): a mentalis muscle

Definitions

  1. a mentalis muscle

Ancestry of “オトガイ筋”, step by step

オトガイ筋 traces back through two separate lines of ancestry.

via Japanese 筋

StepLanguageWordMeaning
1Japanese筋muscle; tendon; road

via Japanese 頤

StepLanguageWordMeaning
1Japanese頤—
Every word from Japanese 筋 →