commissural /keuh mish"euhr euhl, kom'euh shoor"euhl, -sherr"-/, adj.
/kom"euh shoor', -sherr'/, n.
1. a joint; seam; suture.
2. Bot. the joint or face by which one carpel coheres with another.
3. Anat., Zool. a connecting band of nerve fiber, esp. one joining the right and left sides of the brain or spinal cord.
[1375-1425; late ME ( < MF) < L commissura, equiv. to commiss(us) (see COMMISSARY) + -ura -URE]

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Universalium. 2010.


Look at other dictionaries:

  • Commissure — Com*mis sure (? or ?; 134 6), n. [L. commissura a joining together: cf. F. commissure. See {Commit}.] 1. A joint, seam, or closure; the place where two bodies, or parts of a body, meet and unite; an interstice, cleft, or juncture. [1913 Webster]… …   The Collaborative International Dictionary of English

  • Commissure — A commissure is the place where two things are joined. The term is used especially in the fields of anatomy and biology. In anatomy, commissure refers to a bundle of nerve fibers that cross the midline at their level of origin or entry (as… …   Wikipedia

  • commissure — 1. Angle or corner of the eye, lips, or labia. 2. A bundle of nerve fibers passing from one side to the other in the brain or spinal cord. SYN: commissura [TA]. anterior c. [TA] a round bundle of …   Medical dictionary

  • COMMISSURE — s. f. T. d Anat., qui se dit Du point d union de quelques parties du corps. La commissure des nerfs optiques. La commissure des lèvres, des paupières …   Dictionnaire de l'Academie Francaise, 7eme edition (1835)

  • COMMISSURE — n. f. Point de jonction de deux ou plusieurs parties. En termes d’Anatomie. La commissure des nerfs optiques, La commissure des lèvres, des paupières. En termes d’Architecture, Les commissures d’un pilier …   Dictionnaire de l'Academie Francaise, 8eme edition (1935)

  • Commissure — En anatomie, une commissure est un moyen d union entre deux parties, par exemple la commissure du cerveau ou des lèvres. Lien interne Corps calleux Portail de la médecine Catégorie : Vo …   Wikipédia en Français

  • commissure — noun Etymology: Middle English, from Middle French or Latin; Middle French, from Latin commissura a joining, from commissus, past participle Date: 15th century 1. a point or line of union or junction especially between two anatomical parts (as… …   New Collegiate Dictionary

  • commissure — a site of union of corresponding parts, e.g. the jaw symphysis …   Dictionary of ichthyology

  • commissure — n. [L. commissura, joint] 1. Connection between two bodies, structures, organs or nerve fibers; a junction, seam or closure. 2. (ARTHROPODA: Chelicerata) In Acari, the oral commissures. 3. (MOLLUSCA: Bivalvia) The line of joining of the valves of …   Dictionary of invertebrate zoology

  • commissure — noun the place where two things are joined, especially the line where two parts of an anatomical structure join See Also: commissurotomy …   Wiktionary

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