third ventricle

/θərd ˌvɛntrəkəl/
IPA guide

Definitions of third ventricle
  1. noun
    a narrow ventricle in the midplane below the corpus callosum; communicates with the fourth ventricle via the Sylvian aqueduct
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    type of:
    ventricle
    one of four connected cavities in the brain; is continuous with the central canal of the spinal cord and contains cerebrospinal fluid
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