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2017 Word of the Year

sexual reproduction

noun, Biology.
1.
reproduction involving the union of gametes.
Origin of sexual reproduction
1880-1885
First recorded in 1880-85
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for sexual reproduction
Historical Examples
  • And in this we have the most essential feature of sexual reproduction.

    The Wonders of Life Ernst Haeckel
  • But in sexual reproduction we have an exactly reverse process.

    Evolution Joseph Le Conte
  • All simple forms of sexual reproduction without alternation of generations are comprised under the title of hypogenesis.

    The Wonders of Life Ernst Haeckel
  • What other reason can there be why the circuitous process of sexual reproduction has been preferred?

    Herbert Spencer J. Arthur Thomson
  • Conversely the recurrence of sexual reproduction occurs when the conditions are no longer so favourable to growth.

    Herbert Spencer J. Arthur Thomson
  • It is not difficult to see the advantages in the postponement of sexual reproduction until the rate of growth begins to decline.

    Herbert Spencer J. Arthur Thomson
  • But there remains, he says, the more difficult question—Why does sexual reproduction recur?

    Herbert Spencer J. Arthur Thomson
  • Thus in sexual reproduction two hereditary tendencies are in a sense intermingled.

    Herbert Spencer J. Arthur Thomson
  • It has already been stated that both parthenogenesis and gemmation are ultimately derived from sexual reproduction.

  • By sexual reproduction; for in these little creatures it has recently been discovered that sexual differences exist.

    The Ocean World: Louis Figuier
British Dictionary definitions for sexual reproduction

sexual reproduction

noun
1.
reproduction involving the fusion of a male and female haploid gamete
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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sexual reproduction in Medicine

sexual reproduction n.
Reproduction by the union of male and female gametes to form a zygote. Also called syngenesis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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sexual reproduction in Science
sexual reproduction  
See under reproduction.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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sexual reproduction in Culture

sexual reproduction definition


The production of a new living thing by two parent organisms, with each parent contributing half the material in the DNA of the offspring. The young, genetically different from either parent, can rapidly adapt to their environment by means of natural selection. (See chromosomes and meiosis.)

The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Difficulty index for sexual reproduction

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Word Value for sexual

13
15
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