单词 | dorsum |
释义 | dorsumn. Used in scientific or technical senses. 1. Zoology and Anatomy. a. The back of an animal. ΘΚΠ the world > animals > animal body > general parts > [noun] > back of dorsum1878 the world > life > biology > physical aspects or shapes > specific areas or structures > [noun] > back dorsum1878 the world > animals > animal body > general parts > body and limbs > [noun] > back back1383 dorsum1878 1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 325 The dorsum of the Gastropoda. b. The upper, outer, or convex surface of a limb or organ, as the hand, nose, tongue; in Conchology the outer surface of a shell opposite to the opening. ΘΚΠ the world > life > the body > external parts of body > limb > extremities > hand > [noun] > back of backa1300 dorsum1840 1840 G. V. Ellis Demonstr. Anat. 392 On the dorsum of the hand is a venous arch, which receives..the digital veins. 1843 J. J. G. Wilkinson tr. E. Swedenborg Animal Kingdom I. i. 30 On the dorsum of the tongue..lie obtuse papillæ. 1885 H. O. Forbes Naturalist's Wanderings Eastern Archipel. 195 The nose with a rather prominent and straight dorsum. Categories » c. Botany. The outer surface of an organ or part (e.g. a seed), i.e. that directed away from the axis. 2. A ridge of hill or high ground. ΘΚΠ the world > the earth > land > landscape > high land > ridge > [noun] hoe?c700 rig?c1475 banda1522 ridgea1552 fall1749 dorsum1782 wave1789 spine1796 cuesta1818 bult1852 razorback1874 1782 T. Warton Specimen Hist. Oxfordshire (1783) 69 (T.) A similar ridge, which creeping through the deep south-east valley..suddenly rises into a massy dorsum. 1905 W. G. Holmes Age Justinian & Theodora I. 27 The moat..follows the trend of the ground as it rises on either side from the beach to the dorsum of the peninsula. This entry has not yet been fully updated (first published 1897; most recently modified version published online March 2022). < n.1782 |
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