Where does “蝶形骨” come from?

蝶形骨 (Japanese) comes from Japanese 骨, from Sanskrit कपाल, from Proto-Indo-Iranian kapā́las, from Proto-Indo-European káp-ōl-, from Proto-Indo-European kap- — to seize, hold.

蝶形骨 (Japanese): a sphenoid bone

Definitions

  1. a sphenoid bone

Ancestry of “蝶形骨”, step by step

蝶形骨 traces back through two separate lines of ancestry.

via Japanese 骨

StepLanguageWordMeaning
1Japanese骨bone; a bone, particularly a covering bone such...
2Sanskritकपालskull, cranium; bowl
3Proto-Indo-Iraniankapā́lasskull
4Proto-Indo-Europeankáp-ōl-head, bowl
5Proto-Indo-Europeankap-to seize, hold

via Japanese 蝶形

StepLanguageWordMeaning
1Japanese蝶形the shape of a butterfly
2Japanese形a shape; a form; a pattern, die, or model from...
3Middle Chinese形—
Every word from Proto-Indo-European kap- →Every word from Proto-Indo-European káp-ōl- →Every word from Proto-Indo-Iranian kapā́las →