perilymph Meaning, Definition & Usage

  1. noun the bodily fluid that fills the space between the bony labyrinth and the membranous labyrinth of the inner ear

WordNet

Per"i*lymph noun
Definitions
  1. (Anat.) The fluid which surrounds the membranous labyrinth of the internal ear, and separates it from the walls of the chambers in which the labyrinth lies.

Webster 1913