noun
membranous labyrinth
Anatomical term for the soft-tissue structure inside the bony labyrinth of the inner ear. Compare with 膜迷路 (まくめいろ), a shorter synonym.
See also: 膜迷路
内耳の膜性迷路は、聴覚と平衡感覚に関わる重要な構造です。
The membranous labyrinth of the inner ear is an important structure involved in hearing and balance.
Compound of 膜性 (membranous) + 迷路 (labyrinth). The exact historical derivation is uncertain; the term follows standard medical naming conventions.