perilymph

American  

[per-i-limf] / ˈpɛr ɪˌlɪmf /

noun

Anatomy.

1. the fluid between the bony and membranous labyrinths of the ear.

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perilymph British  

/ ˈpɛrɪˌlɪmf /

noun

1. the fluid filling the space between the membranous and bony labyrinths of the internal ear

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Other Word Forms

• perilymphatic adjective

Etymology

Origin of perilymph

First recorded in 1830–40; peri- + lymph

Example Sentences

When the oval window is forced inward, as shown, a pressure wave travels through the perilymph in the direction of the arrows, stimulating nerves at the base of cilia in the organ of Corti.

From Textbooks • Aug. 12, 2015

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

From A Practical Physiology by Blaisdell, Albert F.

The whole of the labyrinth is membranous, and contains a fluid, the endolymph; between the membranous wall of the labyrinth and the enclosing bone is a space containing the perilymph.

From Text Book of Biology, Part 1: Vertebrata by Wells, H. G. (Herbert George)

Each canal is surrounded by a thin layer of perilymph, so that it may yield a little to this pressure, and exert a pull or pressure on the nerve-endings in each ampulla.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 7 "Equation" to "Ethics" by Various

It is filled with a liquid which at one place is called the perilymph, and at another place the endolymph.

From Physiology and Hygiene for Secondary Schools by Walters, Francis M.