单词 | abiotic |
释义 | abioticadj. 1. Characterized by the absence of life; unable to support life; azoic. Also: harmful to or destructive of living organisms. ΘΚΠ the world > life > source or principle of life > absence of life or consciousness > [adjective] lifelessOE unlivingOE bloodless and bonelessOE deadlya1225 dead1430 natureless1548 exanimate1552 inanimatea1555 unlively1563 spiritless1570 unquickened1610 unanimate1615 inanimal1623 inanimated1646 unvital1661 unanimated1697 unbreathing1709 unconscious1744 pulseless1820 azoic1854 not-living1869 abiotic1873 unvitalized1874 1873 B. B. Woodward tr. É. Reclus Ocean, Atmosphere & Life II. iii. xii. 169 Most savants, relying on this negative evidence, predicated [sic] that the lowest depths of the Ocean were abiotic spaces [Fr. des espaces ‘abiotiques’], that is to say, absolutely destitute of living organisms. 1875 B. F. Cocker Theistic Conception of World v. 155 (table) Age of Fire. Age of Rain. Abiotic. 1914 Science 25 Sept. 453/2 Abiotic radiation of the character derived..from the quartz lamp or the magnetite arc. 1950 F. D. Howitt in Brit. Encycl. Med. Practice I. 158 Ultra-violet rays between 1,894 Å and 2,900 Å are called abiotic rays, for they are inimical to life. 1952 New Biol. 12 99 In abiotic times, such molecules, rich in free energy, might survive for long periods. 1970 G. R. Taylor Doomsday Bk. 18 The Tergensee..has been rendered abiotic by the sewage from the surrounding hotels. 1992 D. G. Campbell Crystal Desert iii. 70 There is no reason to declare that Mars has been abiotic throughout its history. 2. Not involving or originating in the activity of living organisms; inorganic, abiogenic. Frequently contrasted with biotic. ΚΠ 1919 Bot. Gaz. 67 369 The first 4 chapters deal with such maladies of biotic and abiotic origin as are common to many kinds of trees. 1961 P. Gray Encycl. Biol. Sci. 672/2 Abiotic synthesis of organic compounds, first simple then complex, preceded the origin of life on earth. 1973 Nature 21 Dec. 452/3 The organic content of the habitat seemed to be as important as were abiotic factors such as temperature and particle size of the sediment. 1985 Sci. Amer. Aug. 50/3 Perhaps the most controversial..has been Gold's long-standing effort to show that the primary source of petroleum and natural gas is..primordial, abiotic methane rising from deep in the mantle. 2005 C. de Duve Singularities xii. 149 The early development of life as I have hypothesized it... First there is abiotic chemistry,..the mechanisms that have generated the raw materials of life. This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021). < adj.1873 |
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