myelocoelen.
/ˈmʌɪələ(ʊ)siːl/, U.S. /ˈmaɪəloʊˌsil/ 1. Anatomy. The central canal of the spinal cord.
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the world > life > the body > nervous system > cerebrospinal axis > spinal cord > [noun] > parts of
segment1870
ciliospinal centre1881
myelocoele1885
ground-bundle1893
myelocele1896
1885 B. G. Wilder in N.Y. Med. Jrnl. 21 Mar. 326/2 (caption) Schematic representation of the cavities of the brain and myelon... Encephalocoele. Myelocoele. Neurocoele.
1907 W. N. Parker tr. R. Wiedersheim Elements Compar. Anat. (ed. 3) e. i. 210 (caption) Myelocœle.
1940 Chambers's Techn. Dict. 566/1 Myelocoel, the central canal of the spinal cord.
1972 T. W. Jenkins Functional Mammalian Neuroanat. ii. 15/1 The lumen of this division (metacoele) joins the myelocoele without any line of demarcation so that both form the fourth ventricle.
2. Pathology. = myelocele n.
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1952 J. E. Morison Foetal & Neonatal Pathol. xiv. 247 Especially when the tissues are infected a myelocoele may be incorrectly described as a myelomeningocoele.
1974 R. Passmore & J. S. Robson Compan. Med. Stud. III. xxxvi. 9/2 The [spinal] cord may be fully exposed, usually for a length of several segments without any covering from the dura mater, forming a myelocoele.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).
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n.1885