单词 | homogenous |
释义 | homogenousadj. 1. Biology. = homogenetic adj. 1. ΘΚΠ the world > life > biology > biological processes > genetic activity > heredity or hereditary descent > [adjective] > descent from common ancestor pure1569 truly1650 thoroughbred1719 thorough-blood1774 monogeneous1857 genetic1860 monogenous1866 homogenetic1870 homogenetical1870 homogenous1870 monophyletic1874 clean-bred1882 homodemic1883 homophylic1883 homosystemic1883 line-bred1891 synepigonic1904 cladistic1960 1870 E. R. Lankester in Ann. Nat. Hist. 6 36 Structures which are genetically related, in so far as they have a single representative in a common ancestor, may be called homogenous. We may trace an homogeny between them, and speak of one as the homogen of the other. Thus the fore limbs of Mammalia, Sauropsida, Batrachia, and Fishes, may be called..homogenous, but only so far as relates to general structure. 1872 C. Darwin Origin of Species (ed. 6) xiv. 385. 2. Surgery. Of transplanted tissue: = homoplastic adj. 2. ΘΚΠ the world > health and disease > healing > medical treatment > surgery > transplanting and grafting operations > [adjective] > between individuals of same species heterogenous1909 homoplastic1909 homoeoplastic1913 homoeotransplanted1915 homologous1915 homogenous1919 homoeografted1920 isoplastic1923 homotransplanted1939 homografted1952 1919 Ann. Surg. 69 123 It is possible that further experiments with homogenous transplants from young to old and from old to young animals would answer this question. 1939 S. Fomon Surg. Injury & Plastic Repair ii. 107 Homogenous transplants..are usually taken from members of the same family. 1964 R. J. V. Battle Plastic Surg. ii. 37 Any graft, either autogenous or homogenous, that is not immediately required can be stored for use at a later date. This entry has not yet been fully updated (first published 1899; most recently modified version published online December 2021). < adj.1870 |
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