Endolymph

n. fluid contained in the inner ear

Endolymph is the fluid contained in the membranous labyrinth of the inner ear. It is also called Scarpa's fluid, after Antonio Scarpa.
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Endolymph /en·do·lymph/ the fluid within the membranous labyrinth.endolymphat´ic en·do·lymph n. The fluid contained in the membranous labyrinth of [more]Endolymph - Community and Resources

Noun
1. the bodily fluid that fills the membranous labyrinth of the inner ear
(hypernym) liquid body substance, bodily fluid, body fluid, humor, humour
(part-holonym) inner ear, internal ear, labyrinth

(n.)
The watery fluid contained in the membranous labyrinth of the internal ear.