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cochlea

play
noun co·chlea \ˈkō-klē-ə, ˈkä-klē-\

Simple Definition of cochlea

  • : the part of the inner ear that contains the endings of the nerve that carries information about sound to the brain

Full Definition of cochlea

plural co·chle·as or co·chle·ae play \-klē-ˌē, -ˌī\

  1. :  a hollow tube in the inner ear of higher vertebrates that is usually coiled like a snail shell and contains the sensory organ of hearing — see ear illustration

co·chle·ar play \ˈkō-klē-ər, ˈkä-\ adjective

Origin of cochlea

New Latin, from Latin, snail, snail shell, from Greek kochlias, from kochlos snail; probably akin to Greek konchē mussel


First Known Use: 1688


Medical Dictionary

cochlea

play play
noun co·chle·a \ˈkō-klē-ə, ˈkäk-lē-\

Medical Definition of cochlea

plural co·chle·as or co·chle·ae \ˈkō-klē-ˌē, ˈkäk-lē-ˌē, -ˌī\play

  1. :  a division of the bony labyrinth of the inner ear coiled into the form of a snail shell and consisting of a spiral canal in the petrous part of the temporal bone in which lies a smaller membranous spiral passage that communicates with the saccule at the base of the spiral, ends blindly near its apex, and contains the organ of Corti

  2. co·chle·ar \ˈkō-klē-ər, ˈkäk-lē-ər\play adjective



Illustration of cochlea


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