commissure

[ kom-uh-shoor, -shur ]

Phonetic (Standard)IPA

noun

a joint; seam; suture.
Botany. the joint or face by which one carpel coheres with another.
Anatomy, Zoology. a connecting band of nerve fiber, especially one joining the right and left sides of the brain or spinal cord.

commissure

/ kəˈmɪsjʊrəl; ˈkɒmɪˌsjʊə; ˌkɒmɪˈsjʊərəl /

a band of tissue linking two parts or organs, such as the nervous tissue connecting the right and left sides of the brain in vertebrates
any of various joints between parts, as between the carpels, leaf lobes, etc, of a plant

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com·mis·su·ral [k, uh, -, mish, -er-, uh, l, kom-, uh, -, shoor, -, uh, l, -, shur, -], adjective
inter·com·missur·al adjective
pseudo·com·missu·ral adjective

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1375–1425; late Middle English (< Middle French ) < Latin commissūra, equivalent to commiss ( us ) ( commissary ) + -ūra -ure

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C15: from Latin commissūra a joining together, from committere commit

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Owing to the presence of the commissure connecting the posterior roots, some part of a nerve is present in every section.

The lower commissure continued as the intestinal nerve is shewn in Pl.

The dorsal commissure is represented in longitudinal section in Pl.

I have not been able to prove that the commissure is continued forwards into the auditory nerve.

Very possibly they originate as a single commissure which becomes longitudinally segmented.

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