[preg-nuh n-see]

noun, plural preg·nan·cies.

the state, condition, or quality of being pregnant.

Origin of pregnancy

First recorded in 1520–30; pregn(ant)1 + -ancy
Related formspost·preg·nan·cy, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for pregnancy

Contemporary Examples of pregnancy

Historical Examples of pregnancy

  • The hygiene of pregnancy, labor and its sequels, is of the highest importance.

  • Figure 21 shows a human embryo at the beginning of the fifth week of pregnancy.

  • The phenomena of pregnancy, birth and suckling are known to all, so that I shall be brief.

  • They will then cease to hide their pregnancy and to be ashamed of it.

  • Pregnancy and childbirth play a large part in their delirium.

British Dictionary definitions for pregnancy


noun plural -cies

the state or condition of being pregnant
the period from conception to childbirth
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

Word Origin and History for pregnancy

1520s (originally figurative), from pregnant (adj.1) + -cy. Literal use attested from 1590s.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for pregnancy




The condition of a woman or female mammal from conception until birth; the condition of being pregnant.
The period during which a woman or female mammal is pregnant.cyesis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for pregnancy



The condition of carrying developing offspring within the body.
The time period during which this condition exists; gestation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.