单词 | tegmen |
释义 | tegmenn. A cover, covering, coating, integument. (Only in scientific use.) a. gen. ΘΚΠ the world > space > relative position > condition of being external > covering > [noun] > a covering wrielsc825 coverc1320 hillingc1325 eyelida1382 covering1382 casea1398 coverta1400 tegumentc1440 hacklea1450 coverturec1450 housingc1450 deck1466 heeler1495 housera1522 coverlet1551 shrouda1561 kever1570 vele1580 periwig1589 hap1593 opercle1598 integument?1611 blanketa1616 cask1646 operiment1650 coverlid1654 tegment1656 shell?1677 muff1687 operculum1738 tegmen1807 1807 J. Headrick View Mineral. Arran 61 The pitchstone assumes a greyish tegmen, or crust, by exposure to the air. b. Entomology (plural). The wing-covers, i.e. the fore wings when modified so as to serve as coverings for the hind wings; esp. those of orthopterous insects (corresponding to the elytra of beetles). ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > wings(s) > wing-cover(s) wing-case1661 wing-shell1681 wing-cover1816 tegmen1817 wing-sheath1855 tegumen1882 1817 W. Kirby & W. Spence Introd. Entomol. (1818) II. xxiii. 350 Probably in the next order (Orthoptera), the Tegmina, or wing-covers..assist them in flying. 1826 W. Kirby & W. Spence Introd. Entomol. IV. xlvii. 371 The horizontal portion of one tegmen lies longitudinally over that of the other. 1877 T. H. Huxley Man. Anat. Invertebrated Animals vii. 400 The female [cockroach] has moveable tegmina. c. Botany. The thin inner coat of a seed, immediately enveloping the nucleus; the endopleura. ΘΚΠ the world > plants > part of plant > reproductive part(s) > seed > [noun] > parts of > covering or skin pillc1300 huskc1400 shell1561 tunicle1601 parchment1682 tunic1760 seed coat1776 aril1785 testa1796 perula1825 spermoderm1841 endopleura1842 test1846 arillode1854 tegmen1857 1832 J. Lindley Introd. Bot. 183 The internal integument,..endopleura of de Candolle, hilofère and tegmen of Mirbel.] 1857 A. Henfrey Elem. Course Bot. §296 The inner integument, the tegmen or endopleura, is not generally distinguishable. d. Anatomy. tegmen tympani, a plate of bone forming the roof of the tympanum of the ear, being a part of the temporal bone. Also elliptical as tegmen. ΘΚΠ the world > life > the body > structural parts > bone or bones > skull > parts of skull > [noun] > bones of ear > others os orbiculare1698 orbicular bone1706 tympanic1851 opisthotic1865 prootic1866 tympanal1875 otolith1890 tegmen tympani1890 1890 J. S. Billings National Med. Dict. II 1902 D. J. Cunningham Text-bk. Anat. 704 The roof [of the tympanic cavity]..is formed by a thin plate of bone, the tegmen tympani. 1939 J. Joyce Finnegans Wake 249 There lies her word, you reder!.. It vibroverberates upon the tegmen. 1977 Proc. Royal Soc. Med. 70 821/2 In mandibulofacial dysostosis the attic and antrum are typically absent..being replaced..by descent of the tegmen. 1980 Gray's Anat. (ed. 36) iii. 312/1 In a young skull the suture between the petrous and the squamous parts of the temporal bone may be visible at the lateral limit of the tegmen tympani. e. Ornithology (plural). = tectrices at tectrix n. Forms. ΚΠ 1891 in Cent. Dict. This entry has not yet been fully updated (first published 1911; most recently modified version published online March 2020). < |
随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。