Also found in: Medical.


n. pl. pseu·do·preg·nan·cies
2. A condition resembling pregnancy that occurs in some mammals, marked by persistence of the corpus luteum and usually following infertile copulation.

pseu′do·preg′nant adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Biology) relating to the state of pseudopregnancy
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Pseudopregnant giant pandas show behavioural patterns very similar to those of pregnant ones until they suddenly returned to normal right before the due dates (Huang et al.
IVM and in vivo-matured (IVO) oocytes derived from pseudopregnant mice were compared, and after 5 days, the implanted blastocysts were removed from the mouse uterine horns and the uterine horns were analyzed for mRNAs, some growth factors, progesterone receptors, and homeobox A10.
Prostaglandin F2 alpha receptor concentrations in corpora lutea of cycling, pregnant, and pseudopregnant pigs.
The reconstituted blastocysts were implanted into 2.5-day pseudopregnant ICR females.
The eggs were then transferred into the oviducts of pseudopregnant CD1 female mice.
Then, the blastocysts were transplanted into pseudopregnant C57BL/6 mice to generate chimeras (completed by Shanghai Biomodel Organism Science and Technology Development Co.
After recording developmental competence, they were transferred into the uteri of pseudopregnant mice and their birth rates were recorded.
Pseudopregnant female mice were obtained by mating with a vasectomized male.
Gobbetti, "Expression patterns of endothelial and inducible nitric oxide synthase isoforms in corpora lutea of pseudopregnant rabbits at different luteal stages," Journal of Endocrinology, vol.
Injected oocytes were transferred to day 0.5 postcoitus (dpc) pseudopregnant CD-1/ Crl females to generate mmAhrr transgenic mice.
Murdoch, "Lectins, calcium ionophore A23187 and peanut oil as deciduogenic agents in the uterus of pseudopregnant mice: effects of tranylcypromine, indomethacin, iproniazid and propranolol," Australian Journal of Biological Sciences, vol.
Even though the luteal phase in pseudopregnant cats is much shorter than in the dog, one may speculate that the feline CL possesses an intraluteal mechanism that triggers its demise at the appropriate time.