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单词 medulla oblongata
释义

medulla oblongatan.

Brit. /mɛˌdʌlə ˌɒblɒŋˈɡɑːtə/, /mᵻˌdʌlə ˌɒblɒŋˈɡɑːtə/, U.S. /məˈˌdələ ˌɑblɑŋˈɡɑdə/, /məˈˌdələ ˌɑblɔŋˈɡɑdə/
Origin: A borrowing from Latin. Etymon: Latin medulla oblongata.
Etymology: < post-classical Latin medulla oblongata (1651 in the passage translated in quot. 1668) < classical Latin medulla medulla n. + oblongata , feminine of oblongatus (see oblongatal adj.). Compare oblongated marrow n. at oblongated adj.
Biology.
The most caudal portion of the brain, continuous with the spinal cord, and containing regulatory centres for the circulatory and respiratory systems, etc.
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the world > life > the body > nervous system > cerebrospinal axis > brain > parts of brain > [noun] > medulla oblongata
marrowa1398
medulla oblongata1668
medulla1722
oblongated marrow1822
macromyelon1846
myelencephalon1871
1668 N. Culpeper & A. Cole tr. T. Bartholin Anat. (new ed.) iii. i. 322 The Beginning of the Dispensation of Nerves, or the part whence the Nerves immediately arise, is the Medulla oblongata.
1676 J. Glanvill Ess. iii. 5 Those Nerves, which..are found by late Anatomists to proceed from the Medulla Oblongata.
1878 R. T. H. Bartley tr. P. Topinard Anthropol. 103 Section of the spinal cord where it joins the medulla oblongata.
1928 Garden & Home Builder Aug. 590/2 (advt.) The new model ‘Sure-cut’ Poultry Sticker assures you a 100% correct piercing of the Medulla Oblongata which causes instant death.
1998 T. C. Boyle Riven Rock 21 The doctor's words hung there a moment,..the wax impressions—corpus callosum, medulla oblongata, pineal gland—glowing as if they'd come to life.
This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022).
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n.1668
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