What does mesencephalon mean?

Definitions for mesencephalon
ˌmɛs ɛnˈsɛf əˌlɒn, -lən, ˌmɛz-mes·en·cephalon

This dictionary definitions page includes all the possible meanings, example usage and translations of the word mesencephalon.

Princeton's WordNet

  1. midbrain, mesencephalonnoun

    the middle portion of the brain


  1. mesencephalonnoun

    A part of the brain located rostral to the pons and caudal to the thalamus and the basal ganglia, composed of the tectum (dorsal portion) and the tegmentum (ventral portion).


  1. mesencephalon

    The midbrain or mesencephalon is the forward-most portion of the brainstem and is associated with vision, hearing, motor control, sleep and wakefulness, arousal (alertness), and temperature regulation. The name comes from the Greek mesos, "middle", and enkephalos, "brain".


  1. mesencephalon

    The mesencephalon, also known as the midbrain, is a part of the brain located between the forebrain and the hindbrain. This region of the brain plays an important role in motor movement, particularly movements of the eye, and in auditory and visual processing. It contains various nerve pathways and is responsible for relaying information between different regions of the brain.

Webster Dictionary

  1. Mesencephalonnoun

    the middle segment of the brain; the midbrain. Sometimes abbreviated to mesen. See Brain

  2. Etymology: [NL. See Meso- and Encephalon.]

Chambers 20th Century Dictionary

  1. Mesencephalon

    mes-en-sef′a-lon, n. the mid-brain.—adj. Mesencephal′ic.

U.S. National Library of Medicine

  1. Mesencephalon

    The middle of the three primitive cerebral vesicles of the embryonic brain. Without further subdivision, midbrain develops into a short, constricted portion connecting the PONS and the DIENCEPHALON. Midbrain contains two major parts, the dorsal TECTUM MESENCEPHALI and the ventral TEGMENTUM MESENCEPHALI, housing components of auditory, visual, and other sensorimoter systems.

Editors Contribution

  1. mesencephalon

    A facet of the brain.

    The menencephalon is part of the midbrain in a human.

    Submitted by MaryC on March 8, 2020  

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How to pronounce mesencephalon?

How to say mesencephalon in sign language?


  1. Chaldean Numerology

    The numerical value of mesencephalon in Chaldean Numerology is: 5

  2. Pythagorean Numerology

    The numerical value of mesencephalon in Pythagorean Numerology is: 4

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"mesencephalon." Definitions.net. STANDS4 LLC, 2023. Web. 5 Dec. 2023. <https://www.definitions.net/definition/mesencephalon>.

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