• synonyms


noun Anatomy.
  1. the fluid between the bony and membranous labyrinths of the ear.
Show More

Origin of perilymph

First recorded in 1830–40; peri- + lymph
Related formsper·i·lym·phat·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for perilymph

Historical Examples

  • The fluid contained in the two scal, and in the remaining lymphatic cavities of the auditory labyrinth, is known as perilymph.

    The Works of Francis Maitland Balfour, Volume III (of 4)

    Francis Maitland Balfour

  • Perilymph, per′i-limf, n. the fluid which surrounds the membraneous labyrinth of the ear.

  • Between the bony walls of the passages and the membranous bag inside is a thin, clear fluid, the perilymph.

    A Practical Physiology

    Albert F. Blaisdell

British Dictionary definitions for perilymph


  1. the fluid filling the space between the membranous and bony labyrinths of the internal ear
Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

perilymph in Medicine


  1. The fluid in the space between the membranous and bony labyrinths of the inner ear.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.