1. The bodily fluid that fills the space between the bony labyrinth and the membranous labyrinth of the inner ear
   "The perilymph helps transmit sound vibrations to the cochlea"

Derived forms: perilymphs

Type of: bodily fluid, body fluid, humor [US], humour [Brit, Cdn], liquid body substance

Part of: inner ear, internal ear, labyrinth

Encyclopedia: Perilymph