单词 | distal |
释义 | distaladj. a. Anatomy. Situated away from the centre of the body, or from the point of origin (said of the extremity or distant part of a limb or organ); terminal. Opposed to proximal. ΘΚΠ the world > life > the body > positions or directions in body > [adjective] > specific rightOE lefta1200 lowera1400 furtherc1400 lateral?a1425 sinistera1500 upper1528 anterior?1541 inferior1563 superior1566 oblique1578 high1588 ascendant1611 prone1646 peripherial1653 internal1657 supine1661 peripherical1690 gawk1703 ascending1713 adducent1722 submental1722 adductory1752 subdorsal1783 syntropic18.. atlantal1803 mesiad1803 mesial1803 proximal1803 sternal1803 distal1808 peripheral1808 peripheric1818 ventripetal1819 submedial1825 anteriormostc1826 subvertebral1827 afferent1828 sinistral1828 rostral1834 interganglionic1835 submedian1836 mesian1837 haemal1839 supravaginal1844 neural1846 symmetrical1851 suprameatal1853 paraxial1861 posterial1866 hypaxial1873 postaxial1873 preaxial1873 transmedial1876 transmedian1876 mediad1878 horizontal1881 mesal1881 prosomatic1882 dextrad1883 paramedian1890 prorsal1890 ventro-dorsal1895 midsagittal1898 ventro-axial1902 ventro-posterior1903 ipsilateral1907 parasagittal1907 ventromedial1908 homolateral1910 suprasellar1912 supratemporal1975 1808 J. Barclay Muscular Motions 415 The bones of the distal phalanx. 1814 J. H. Wishart tr. Scarpa Hernia p. xvi Each pair of the extremities..have a proximal and a distal end; the former being that nearest the trunk, the latter that most remote. 1875 C. Darwin Insectivorous Plants x. 251 From the distal to the basal end of a leaf. 1881 St. G. Mivart Cat 37 The paw is the distal part of a limb. b. transferred. ΘΚΠ the world > space > relative position > end or extremity > [adjective] desinent1608 terminal1650 terminatory1675 distal1882 1882 D. Hooper in Standard 10 Oct. 2/2 The drainage-pipes are..very imperfectly..connected at their proximal or house termination, although they must, by the Act, be well connected at their distal or main drain termination. 1885 E. Klein Micro-org. (1886) 20 The distal end of the tube is introduced..into the neck of the sterilised flask. 1894 Westm. Gaz. 20 June 3/2 The distal message can be reproduced type-written. Draft additions 1993 Geology. Designating or characteristic of an area relatively far from a sedimentation zone, volcanic vent, or other region of geological activity, but close enough to have been influenced by it. ΚΠ 1949 F. J. Pettijohn Sedimentary Rocks xiv. 444 The terms ‘proximal’, ‘axial’, or ‘distal’ may also be applied to the deposits according to their position in the trough of deposition. 1968 Embleton & King Glacial & Periglacial Geomorphol. (1971) ix. 224 The features eroded by actively moving ice sheets are generally asymmetrical, having steeper proximal slopes than distal slopes. 1979 Nature 25 Jan. 290/1 The greywackes grade from a proximal, quartz-rich, conglomeratic facies at the base, to a distal, finegrained, apparently volcaniclastic facies towards the top. 1985 Thorpe & Brown Field Descr. Igneous Rocks v. 55 The distal zone (beyond ca. 5–15 km from the central vent, and extending beyond the volcano) is characterized by pyroclastic flow deposits. This entry has not yet been fully updated (first published 1896; most recently modified version published online March 2019). < adj.1808 |
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