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7 dictionary results for: Zygote
Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
zy·gote       [zahy-goht, zig-oht] Pronunciation Key
–noun Biology.
the cell produced by the union of two gametes, before it undergoes cleavage.
[Origin: 1885–90; < Gk zygōtós yoked, equiv. to zygō-, var. s. of zygoûn to yoke, join together (deriv. of zygón yoke1) + -tos adj. suffix]
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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American Heritage Dictionary - Cite This Source - Share This
zy·gote       (zī'gōt')  Pronunciation Key 
n.  
  1. The cell formed by the union of two gametes, especially a fertilized ovum before cleavage.
  2. The organism that develops from a zygote.


[From Greek zugōtos, yoked, from zugoun, to yoke; see yeug- in Indo-European roots.]

zy·got'ic (-gŏt'ĭk) adj., zy·got'i·cal·ly adv.
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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Online Etymology Dictionary - Cite This Source - Share This
zygote 
1891, from Gk. zygotos "yoked," from zygon "yoke" (see jugular).

Online Etymology Dictionary, © 2001 Douglas Harper
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WordNet - Cite This Source - Share This
zygote

noun
(genetics) the diploid cell resulting from the union of a haploid spermatozoon and ovum (including the organism that develops from that cell) 

WordNet® 3.0, © 2006 by Princeton University.
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The American Heritage Science Dictionary - Cite This Source - Share This
zygote       (zī'gōt')  Pronunciation Key 
The cell formed by the union of the nuclei of two reproductive cells (gametes), especially a fertilized egg cell.

The American Heritage® Science Dictionary
Copyright © 2002 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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American Heritage New Dictionary of Cultural Literacy, Third Edition - Cite This Source - Share This
zygote [(zeye-goht)]

The single cell that results from fertilization of an ovum by a sperm. After dividing several times, it implants in the uterus. It continues to divide, producing more cells and passing through the stages of embryo and fetus.


The American Heritage® 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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American Heritage Stedman's Medical Dictionary - Cite This Source - Share This

zygote zy·gote (zī'gōt')
n.

  1. The cell formed by the union of two gametes, especially a fertilized ovum before cleavage.
  2. The organism that develops from a zygote.
zy·got'ic (-gŏt'ĭk) adj.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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