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Related to scala media: Ductus cochlearis
sca·la me·di·a(skā′lə mē′dē-ə)
n. pl. sca·lae me·di·ae (skā′lē mē′dē-ē)
The middle division of three divisions of the spiral cavity winding around the modiolus of the cochlea in the inner ear. It is situated between the scala vestibuli and scala tympani, filled with endolymph, and houses the organ of Corti. Also called cochlear duct.
[New Latin scāla media : Latin scāla, staircase (from its spiral structure ) + Latin media, feminine of medius, middle.]