Commissure definition

kŏmə-sho͝or
Frequency:
A line or place at which two things are joined.
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(botany) The surface or place along which two structures, such as carpels, are joined.
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A tract of nerve fibers passing from one side to the other of the spinal cord or brain.
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The point or surface where two parts, such as the eyelids, lips, or cardiac valves, join or form a connection.
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A line where two parts join or unite; joint; seam.
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(anat.) The area where symmetrical parts join, as of the lips or of the brain's hemispheres.
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A line or place at which two things are joined.
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(botany) The surface or place along which two structures, such as carpels, are joined.
noun
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A tract of nerve fibers passing from one side to the other of the spinal cord or brain.
noun
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The point or surface where two parts, such as the eyelids, lips, or cardiac valves, join or form a connection.
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The place where two things are joined, especially the line where two parts of an anatomical structure join.
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Other Word Forms

Noun

Singular:
commissure
Plural:
commissures

Origin of commissure

  • Middle English from Latin commissūra from commissus past participle of committere to join commit

    From American Heritage Dictionary of the English Language, 5th Edition