单词 | self-fertilization |
释义 | self-fertilization[ self-fur-tl-uh-zey-shuhn, self- ] / ˈsɛlfˌfɜr tl əˈzeɪ ʃən, ˌsɛlf- / nounBotany. fertilization of an ovum of a plant by a male gamete from the same flower (opposed to cross-fertilization). Zoology. fertilization of the ovum of a hermaphroditic animal by a sperm from the same individual, as in some species of tapeworm. Origin of self-fertilizationFirst recorded in 1855–60 OTHER WORDS FROM self-fertilizationself-fer·ti·lized, adjectiveWords nearby self-fertilizationself-explanatory, self-expression, self-feed, self-feeder, self-fertile, self-fertilization, self-financing, self-flattery, self-forgetful, self-forgetting, self-fulfilling Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for self-fertilizationBritish Dictionary definitions for self-fertilizationself-fertilization nounfertilization in a plant or animal by the fusion of male and female gametes produced by the same individualCompare cross-fertilization Derived forms of self-fertilizationself-fertilized, adjectiveself-fertilizing or self-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 Scientific definitions for self-fertilizationself-fertilization [ sĕlf′fûr′tl-ĭ-zā′shən ] Fertilization that occurs when male and female gametes produced by the same organism unite. Self-fertilization occurs in many protozoans and invertebrate animals. It results from self-pollination in plants. Self-fertilization allows an isolated individual organism to reproduce but restricts the genetic diversity of a community. Compare cross-fertilization. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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