subarachnoidadj.n.

Brit.

/ˌsʌbəˈraknɔɪd/, U.S.

/ˌsəbəˈrækˌnɔɪd/

Origin: A borrowing from French, combined with English elements. Etymons: sub- prefix, arachnoid adj., French sous-arachnoïdien.

Etymology: < sub- prefix + arachnoid adj., after French sous-arachnoïdien (see subarachnoidian adj. at Derivatives). Compare French sous-arachnoïde (1823 or earlier).

Anatomy and Medicine.

A. adj.

Located or occurring beneath the arachnoid membrane of the brain and spinal cord; spec. designating the space between the arachnoid membrane and the pia mater, containing cerebrospinal fluid and, in its cranial portion, a delicate meshwork of fibrous tissue and the blood vessels serving the brain.

ΘΚΠ

the world > life > the body > nervous system > cerebrospinal axis > [adjective] > membranes > arachnoid

arachnoid1789

subarachnoid1819

subarachnoidal1828

arachnoidean1842

subarachnoidian1847

arachnoideous1851

arachnoidal1855

arachnoideal1877

1819 tr. I. Bricheteau in London Med. Repository 12 162 On dissection, a large quantity of serum was found effused beneath the dura mater. The sub-arachnoid cellular structure was injected, and formed a sort of gelatinous rind.

1843 R. J. Graves Syst. Clin. Med. ix. 97 Extensive thickening of the membranes of the brain, with subarachnoid effusion.

1844–6 Todd's Cycl. Anat. & Physiol. III. 641/2 In apoplexy the blood escapes from the ventricle into the sub-arachnoid space.

1888 W. R. Gowers Man. Dis. Nerv. Syst. II. iv. 358 Subarachnoid hæmorrhage.

1902 A. W. Hughes & A. Keith Man. Pract. Anat. III. 305 To this subarachnoid tissue is given the name of Pia mater.

1968 Brain 91 562 As in the normal, the lamina terminalis still separates third ventricle from subarachnoid space.

2001 N. Jones Rough Guide Trav. Health i. 27 Do not fly if you..have suffered a stroke or subarachnoid haemorrhage (a type of brain haemorrhage) in the past 10 days.

B. n.

The subarachnoid space.

ΘΚΠ

the world > life > the body > nervous system > cerebrospinal axis > [noun] > membranes > arachnoid > parts of

subarachnoid1834

visceral layer1840

waterbed1860

Virchow-Robin space1890

cisterna1894

1834 Edinb. Med. & Surg. Jrnl. 41 322 Head, some turbid serosity escaped on opening the cranium; slight effusion under the arachnoid; the subarachnoid was considerably injected; the superficial veins distended.

1896 T. C. Allbutt et al. Syst. Med. I. 189 The perivascular lymphatic sheaths and subarachnoid are filled with fatty products.

1927 Lancet 12 Feb. 341/2 He said that pneumonia..might resemble poliomyelitis when the subarachnoid was involved.

1991 Med. Hypotheses 35 346/1 The presence of blood in the subarachnoid is also a powerful vasospastic stimulus to adjacent vessels.

2007 G. B. West et al. Zoo Animal & Wildlife Immobilization & Anesthesia xxxix. 545/2 The dose of drugs should be reduced if the subarachnoid is inadvertently punctured.

Derivatives

subarachnoidean adj. [after French sous-arachnoïdien (1814 or earlier)] = subarachnoid adj.

ΚΠ

1823 London Med. Repository 19 427 It is not uncommon to find, in the sub-arachnoidean cellular tissue, purulent collections, appearing like those of which we have just spoken, under the form of small white isolated maculæ.

1900 Philadelphia Med. Jrnl. 3 Nov. 865/2 The unfavourable complications or symptoms which follow the subarachnoidean injection of cocain are nausea, headache,..and general prostration with a tendency to collapse.

ˌsubarachˈnoidian adj. = subarachnoidean adj.

ΘΚΠ

the world > life > the body > nervous system > cerebrospinal axis > [adjective] > membranes > arachnoid

arachnoid1789

subarachnoid1819

subarachnoidal1828

arachnoidean1842

subarachnoidian1847

arachnoideous1851

arachnoidal1855

arachnoideal1877

1847 Med. Times 3 Apr. 116/3 Extravasated blood in the subarachnoidian cellular tissue, near the pons varolii.

1922 Arch. Neurol. & Psychiatry 8 179 The subarachnoidian space from the vertex area or the cysterna magna was irrigated with this fluid.

2010 Internat. Jrnl. Pharmaceutics 402 186/2 Except for this one, there were no beads in the subarachnoidian space in any of the observed slides.

This entry has been updated (OED Third Edition, June 2012; most recently modified version published online June 2022).

单词	subarachnoid
释义	subarachnoidadj.n. Brit. /ˌsʌbəˈraknɔɪd/, U.S. /ˌsəbəˈrækˌnɔɪd/ Origin: A borrowing from French, combined with English elements. Etymons: sub- prefix, arachnoid adj., French sous-arachnoïdien. Etymology: < sub- prefix + arachnoid adj., after French sous-arachnoïdien (see subarachnoidian adj. at Derivatives). Compare French sous-arachnoïde (1823 or earlier). Anatomy and Medicine. A. adj. Located or occurring beneath the arachnoid membrane of the brain and spinal cord; spec. designating the space between the arachnoid membrane and the pia mater, containing cerebrospinal fluid and, in its cranial portion, a delicate meshwork of fibrous tissue and the blood vessels serving the brain. ΘΚΠ the world > life > the body > nervous system > cerebrospinal axis > [adjective] > membranes > arachnoid arachnoid1789 subarachnoid1819 subarachnoidal1828 arachnoidean1842 subarachnoidian1847 arachnoideous1851 arachnoidal1855 arachnoideal1877 1819 tr. I. Bricheteau in London Med. Repository 12 162 On dissection, a large quantity of serum was found effused beneath the dura mater. The sub-arachnoid cellular structure was injected, and formed a sort of gelatinous rind. 1843 R. J. Graves Syst. Clin. Med. ix. 97 Extensive thickening of the membranes of the brain, with subarachnoid effusion. 1844–6 Todd's Cycl. Anat. & Physiol. III. 641/2 In apoplexy the blood escapes from the ventricle into the sub-arachnoid space. 1888 W. R. Gowers Man. Dis. Nerv. Syst. II. iv. 358 Subarachnoid hæmorrhage. 1902 A. W. Hughes & A. Keith Man. Pract. Anat. III. 305 To this subarachnoid tissue is given the name of Pia mater. 1968 Brain 91 562 As in the normal, the lamina terminalis still separates third ventricle from subarachnoid space. 2001 N. Jones Rough Guide Trav. Health i. 27 Do not fly if you..have suffered a stroke or subarachnoid haemorrhage (a type of brain haemorrhage) in the past 10 days. B. n. The subarachnoid space. ΘΚΠ the world > life > the body > nervous system > cerebrospinal axis > [noun] > membranes > arachnoid > parts of subarachnoid1834 visceral layer1840 waterbed1860 Virchow-Robin space1890 cisterna1894 1834 Edinb. Med. & Surg. Jrnl. 41 322 Head, some turbid serosity escaped on opening the cranium; slight effusion under the arachnoid; the subarachnoid was considerably injected; the superficial veins distended. 1896 T. C. Allbutt et al. Syst. Med. I. 189 The perivascular lymphatic sheaths and subarachnoid are filled with fatty products. 1927 Lancet 12 Feb. 341/2 He said that pneumonia..might resemble poliomyelitis when the subarachnoid was involved. 1991 Med. Hypotheses 35 346/1 The presence of blood in the subarachnoid is also a powerful vasospastic stimulus to adjacent vessels. 2007 G. B. West et al. Zoo Animal & Wildlife Immobilization & Anesthesia xxxix. 545/2 The dose of drugs should be reduced if the subarachnoid is inadvertently punctured. Derivatives subarachnoidean adj. [after French sous-arachnoïdien (1814 or earlier)] = subarachnoid adj. ΚΠ 1823 London Med. Repository 19 427 It is not uncommon to find, in the sub-arachnoidean cellular tissue, purulent collections, appearing like those of which we have just spoken, under the form of small white isolated maculæ. 1900 Philadelphia Med. Jrnl. 3 Nov. 865/2 The unfavourable complications or symptoms which follow the subarachnoidean injection of cocain are nausea, headache,..and general prostration with a tendency to collapse. ˌsubarachˈnoidian adj. = subarachnoidean adj. ΘΚΠ the world > life > the body > nervous system > cerebrospinal axis > [adjective] > membranes > arachnoid arachnoid1789 subarachnoid1819 subarachnoidal1828 arachnoidean1842 subarachnoidian1847 arachnoideous1851 arachnoidal1855 arachnoideal1877 1847 Med. Times 3 Apr. 116/3 Extravasated blood in the subarachnoidian cellular tissue, near the pons varolii. 1922 Arch. Neurol. & Psychiatry 8 179 The subarachnoidian space from the vertex area or the cysterna magna was irrigated with this fluid. 2010 Internat. Jrnl. Pharmaceutics 402 186/2 Except for this one, there were no beads in the subarachnoidian space in any of the observed slides. This entry has been updated (OED Third Edition, June 2012; most recently modified version published online June 2022). < adj.n.1819
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