Where does “骨間” come from?

骨間 (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.

骨間 (Japanese): interosseousness or interosseality

Definitions

  1. interosseousness or interosseality

Ancestry of “骨間”, step by step

骨間 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 間

StepLanguageWordMeaning
1Japanese間interval; "suffixes some expressions of time to...
2Middle Chinese間—
Every word from Proto-Indo-European kap- →Every word from Proto-Indo-European káp-ōl- →Every word from Proto-Indo-Iranian kapā́las →