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superfetation

 - 3 dictionary results

su⋅per⋅fe⋅ta⋅tion

  [soo-per-fee-tey-shuhn]
Use superfetation in a Sentence
–noun
the fertilization of an ovum in a female mammal already pregnant.
Origin:
1595–1605; < L superfētāt(us) (ptp. of superfētāre to conceive again while still pregnant, equiv. to super- super- + fētā(re) to breed (see fetus ) + -tus ptp. suffix) + -ion

Related forms:
su⋅per⋅fe⋅tate, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To superfetation
su·per·fe·ta·tion   (sōō'pər-fē-tā'shən)   
n.  Formation or development of a second fetus when one is already present in the uterus, occurring normally in some animal species.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: su·per·fe·ta·tion
Variant: or chiefly British su·per·foe·ta·tion /"sü-p&r-fE-'tA-sh&n/
Function: noun
: successive fertilization of two or more ova of different ovulations resulting in the presence of embryos of unlikeages in the same uterus
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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