English

intermembral

From inter- + membral.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

Proto-Indo-European *mems- ‘flesh, meat’

Proto-Indo-European *mḗms ‘flesh’

Proto-Italic *memzrom

Latin membrum ‘limb of the body’

Today it means

adj Between members or limbs.

Language periods are conventional ranges, not dates for this word.

Etymograph / intermembral