单词 | sporophyte |
释义 | sporophyte[ spawr-uh-fahyt, spohr- ] / ˈspɔr əˌfaɪt, ˈspoʊr- / noun Botany.the form of a plant in the alternation of generations that produces asexual spores. Compare gametophyte. Origin of sporophyteFirst recorded in 1885–90; sporo- + -phyte OTHER WORDS FROM sporophytespo·ro·phyt·ic [spawr-uh-fit-ik, spohr-], /ˌspɔr əˈfɪt ɪk, ˌspoʊr-/, adjectiveWords nearby sporophytesporogonium, sporogony, sporont, sporophore, sporophyll, sporophyte, sporoplasm, sporopollenin, Sporothrix, sporotrichosis, -sporous Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for sporophyte
British Dictionary definitions for sporophytesporophyte / (ˈspɔːrəʊˌfaɪt, ˈspɒ-) / nounthe diploid form of plants that have alternation of generations. It develops from a zygote and produces asexual sporesCompare gametophyte Derived forms of sporophytesporophytic (ˌspɔːrəˈfɪtɪk, ˌspɒ-), 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 sporophytesporophyte [ spôr′ə-fīt′ ] Among organisms which display an alternation of generations (such as plants, fungi, and certain algae), the individual diploid organism that produces spores. A sporophyte develops from an embryo resulting from the union of two gametes. Each of its cells has two sets of chromosomes, as opposed to the haploid gametophyte generation. See more at alternation of generations gametophyte. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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