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单词 rachidial
释义

rachidialadj.

Brit. /rəˈkɪdɪəl/, U.S. /rəˈkɪdiəl/
Forms: 1800s– rachidial, 1900s– rhachidial (rare).
Origin: Formed within English, by derivation. Etymons: rachidian adj., -ial suffix.
Etymology: < rachid- (in rachidian adj.) + -ial suffix.
1. Medicine. Of or relating to the spine; spinal. rare.
ΘΚΠ
the world > life > the body > structural parts > bone or bones > spine > [adjective]
chined1577
vertebral1681
spinal1725
spinous1807
rachidian1823
rachidial1834
rachial1848
sterno-vertebral1861
juxta-spinal1876
thoracispinal1887
1834 Edinb. Med. & Surg. Jrnl. 41 413 At first they are separated by a small interval, the former short from the anterior point of the lateral ribbons of the rachidial stem, nearly at an equal distance from the vertex of the head, and the tip of the coccyx.
1900 W. A. N. Dorland Amer. Illustr. Med. Dict. 558/1 Rachidial, pertaining to the spine.
1987 Official Gaz. (U.S. Patent Office) 1083 114 (title) Appliance for correcting rachidial deformities.
2002 Neuropsychologia 40 368/2 A male patient..was victim of a severe cranial and rachidial trauma.
2. Botany and Zoology. Of or relating to a rachis; rachial.
ΚΠ
1862 Edinb. New Philos. Jrnl. 15 317 There is also observable a departure from the usual law followed in the rachidial disposition of the pinnæ by these abnormal forms [of fern frond].
1967 Biol. Bull. 133 459 When zooids are excited via the normal pathway of the putative rachidial nerve net, they luminesce only after the second or subsequent shocks.
1992 Belgian Jrnl. Zool. 122 113 The surface of the rachis, rami and rachidial barbules of feathers of 109 species..is investigated by means of the scanning electron microscope.
This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022).
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adj.1834
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