Anatomy
ear canal
ear ca·nal [ eer kuh-nal ]
Subclass of:
External Ear
Definitions related to external auditory canal:
  • (ear canal) A tubular structure that runs from the outer ear to the tympanic membrane.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • (ear canal) A tube leading from the eardrum to the outer ear.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • (ear canal) The narrow passage way that conducts the sound collected by the EAR AURICLE to the TYMPANIC MEMBRANE.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (external acoustic tube) Subdivision of external ear, each instance of which is a canal that connects some external ear to some middle ear.
    Foundational Model of Anatomy
    University of Washington, 2017
  • (external acoustic meatus) A part of the ear canal that is external to the ear drum.
    NCI
    U.S. National Cancer Institute, 2021
  • External auditory canal, passageway that leads from the outside of the head to the tympanic membrane, or eardrum membrane, of each ear. The structure of the external auditory canal is the same in all mammals. In appearance it is a slightly curved tube that extends inward from the floor of the...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
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