单词 | modiolus |
释义 | modiolusn.ΘΚΠ the world > health and disease > healing > medical appliances or equipment > surgical instruments > [noun] > trepan trepanc1400 terebra1611 trephine1639 modiolus1684 abaptiston1688 exfoliator1864 1684 tr. S. Blankaart Physical Dict. 198 Modiolus, Trepanum, or Anabaptiston,..an Instrument which they use in..Contusions, Cuts, and Fractures of Bones. 1706 Phillips's New World of Words (new ed.) Modiolus... Also a Trepan. 1891 New Sydenham Soc. Lexicon Modiolus... Also, the crown of a trephine. 2. Anatomy. The conical central axis of the cochlea of the ear. ΘΚΠ the world > life > the body > sense organ > hearing organ > parts of hearing organ > [noun] > cochlea > parts of modiolus1705 cupola1829 basilar membrane1867 Reissner's membrane1867 1705 Philos. Trans. 1704–05 (Royal Soc.) 24 1986 The Cochlea consists of a Modiolus or Cone and a Septum. 1807 R. Morris & J. Kendrick Edinb. Med. & Physical Dict. II Modiolus. The nucleus, as it were, of the cochlea of the ear, ascending from the basis of the cochlea to the apex, is so named by some anatomists. 1828 J. Quain Elements Anat. 695 The cochlea consists of a spiral osseous tube (lamina spiralis) coiled round a central axis (modiolus)... The base of the modiolus communicates with the meatus internus. 1840 E. Wilson Anatomist's Vade Mecum 436 The cochlea..describes two turns and a half round a central pillar which is called modiolus. 1917 Proc. Royal Soc. 1915–17 B. 89 411 I constructed a scale drawing of the basilar membrane as seen from above on the axis of the modiolus. 1974 V. B. Mountcastle et al. Med. Physiol. (ed. 13) I. xii. 399/1 The cell bodies are arranged in a spiral ganglion that parallels the organ of Corti but is within the bony modiolus. 1980 Gray's Anat. (ed. 36) vii. 1202/1 The canals of the tractus spiralis foraminosus pass through the modiolus and successively bend outwards to reach the attached margin of the osseous spiral lamina. 3. Zoology. A horse mussel of the genus Modiolus; spec. M. modiolus (family Mytilidae). Also (in form Modiolus): the genus itself. Cf. Modiola n. 1.Adopted as a genus name by Lamarck 1799, in Mém. de la Soc. d'Hist. Nat. 87, after its use in scientific Latin by earlier authors, notably as a specific name (in the genus Mytilus) by Linnaeus in Systema Natura (ed. 10, 1758) I. 706. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Pelecypoda or Conchifera > [noun] > section Asiphonida > family Mytilidae > genus Modiola modiolus1797 Modiola1824 1797 Encycl. Brit. XII. 610/1 The modiolus, or great mussel, with a strong shell, blunted at the upper end. 1840 E. Blyth et al. Cuvier's Animal Kingdom 375 In Modiolus, Lam., the apices are lower, and towards the third of the hinge. 1935 Ecol. Monogr. 5 287 Modiolus appears to occur in solid masses of 2,000 or more on ten square meters. 1971 D. Nichols & J. A. L. Cooke Oxf. Bk. Invertebr. 72 In Modiolus it [sc. the apex of the valve] is above the narrow end of the shell, while in Mytilus it is right at the end. 1990 C. Pellant Rocks, Minerals & Fossils 130 Modiolus can be up to 22 cm long and is not unlike the well-known mussel in outline, though it is somewhat more elongated in some species. This entry has been updated (OED Third Edition, September 2002; most recently modified version published online March 2022). < n.1684 |
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