单词 | cross-fertilization |
释义 | cross-fertilization[ kraws-fur-tl-uh-zey-shuhn, kros- ] / ˈkrɔsˌfɜr tl əˈzeɪ ʃən, ˈkrɒs- / nounBiology. the fertilization of an organism by the fusion of an egg from one individual with a sperm or male gamete from a different individual. Botany. fertilization of the flower of one plant by a gamete from the flower of a closely related plant (opposed to self-fertilization). (not in technical use) cross-pollination. interaction or interchange, as between two or more cultures, fields of activity or knowledge, or the like, that is mutually beneficial and productive: a cross-fertilization of scientific and technical disciplines. Origin of cross-fertilizationFirst recorded in 1875–80 Words nearby cross-fertilizationcross-examine, cross-eye, cross-eyed, cross-fade, cross-fertile, cross-fertilization, cross-fertilize, cross-file, crossfire, cross flap, crossfoot Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for cross-fertilizationBritish Dictionary definitions for cross-fertilizationcross-fertilization nounfertilization by the fusion of male and female gametes from different individuals of the same speciesCompare self-fertilization Derived forms of cross-fertilizationcross-fertile, adjectiveCollins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cultural definitions for cross-fertilizationcross-fertilization The fertilization of the ovum of one plant by the sperm of another plant. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Scientific definitions for cross-fertilizationcross-fertilization The fertilization that occurs when the nucleus of a male sex cell from one individual joins with the nucleus of a female sex cell from another individual. In plants, cross-pollination is an example of cross-fertilization. Also called allogamy Compare self-fertilization. Other words from cross-fertilizationcross-fertilize verbThe American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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