单词 | self-fertilize |
释义 | self-fertilizev. Biology. intransitive. To carry out self-fertilization; to reproduce by self-fertilization. Occasionally also transitive: to induce self-fertilization of (a plant or other organism).In quot. 1858 transitive (reflexive) with intransitive meaning. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > be a flowering plant [verb (intransitive)] > be fertilized kern1297 set1718 self-fertilize1858 1858 C. Darwin in Gardeners' Chron. & Agric. Gaz. 13 Nov. 829/1 The doctrine that no plant self-fertilizes itself for a perpetuity of generations. 1860 Proc. Amer. Acad. Arts & Sci. 1857–60 4 412 It will be easy to understand why plants vary so promptly in our gardens, mostly raised from a small quantity of seeds to begin with, probably all from the same stock, where they are almost sure to self-fertilize in the first generation. 1924 Genetics 9 30 It is occasionally possible to self-fertilize these self-sterile plants and obtain a small capsule of seed. 2010 Guardian (Nexis) 1 Sept. 24 They [sc. tadpole shrimps] are..fantastically self-sufficient: hermaphrodite females who self-fertilise easily. Derivatives ˌself-ˈfertilizable adj. capable of carrying out or undergoing self-fertilization. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > [adjective] > characterized by pollination > self-fertilizing or fertilized self-fertilized1848 self-fertile1856 cleistogamous1874 cleistogene1876 cleistogamic1877 self-fertilizable1877 autogamic1878 autogamous1880 self-pollinated1883 self-pollinating1889 self-bred1898 autocarpous1908 selfed1908 self-compatible1918 1877 Amer. Jrnl. Sci. 113 135 Many..flowers which are frequented by insects are none the less self-fertilizable. 1914 Jrnl. Genetics 4 238 Nor did the different animals agree in the eggs from the top being always more or less readily self-fertilizable than those from the base. 1986 Fish Physiol. & Biochem. 2 11/1 Administration of androgens and estrogens during the period of sex differentiation may be used to produce monosex phenotypic males, phenotypic females, sterile and even self fertilizable hermaphrodite salmonids. ˌself-ˈfertilizer n. a plant or other organism that carries out self-fertilization. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > [noun] > pollination > self-fertilization > plant that self-fertilizes self-fertilizer1858 self-pollinator1897 self-compatible1931 1858 Country Gentleman 11 63/2 Now I think that some of the best varieties of strawberry are self-fertilisers. 1903 Gardeners' Chron. & Hort. Gaz. 13 June 380/3 I wish to point out that Poa annua..is not by any means a self-fertiliser. 2006 Proc. Royal Soc. B. 273 2450/2 Formerly, K[ryptolebias] marmoratus [sc. the mangrove killifish] in Florida had been assumed to be an obligate self-fertilizer. ˌself-ˈfertilizing adj. that carries out self-fertilization. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > fecundation or impregnation > [adjective] > self-fertilizing self-fertilizing1859 1859 C. Darwin Origin of Species iv. 100 Of aquatic animals, there are many self-fertilising hermaphrodites. 1926 J. S. Huxley Ess. Pop. Sci. ii. 22 Beans are self-fertilising. 2014 Sci. News 6 Sept. 14/2 In C[aenorhabditis] elegans.., male worms turn up now and then, but most individuals are self-fertilizing hermaphrodites. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < v.1858 |
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