As an adjective prenatal
is being or happening before birth.
As a noun pregnancy is
(countable) the condition of being pregnant.
Being or happening before birth.
(countable) The condition of being pregnant.
* 2012 , Caroline Davies, Duke and Duchess of Cambridge announce they are expecting first baby'' (in ''The Guardian , 3 December 2012)[http://www.guardian.co.uk/uk/2012/dec/03/duke-and-duchess-of-cambridge-expecting-baby?intcmp=122]
The period of time this condition prevails.
(uncountable) The progression of stages from conception to birth.
- News that the duchess is in the "very early stages" of pregnancy with the third-in-line to the throne was officially released after she was taken to the King Edward VII hospital in central London, suffering from hyperemesis gravidarun, very acute morning sickness.
* with child