Note: We have 15 other definitions for NV in our Acronym Attic. new search; suggest new definition; Search for NV in Online Dictionary Encyclopedia
Pregnancy Week by Week: One Week Pregnant. During the first week of your pregnancy, you are not actually pregnant. Conception usually occurs about two weeks after your period begins, which means that your period is counted as the first part of your pregnancy, even though you were not pregnant at the time.
What's happening in week three. You are three weeks into your pregnancy â here's the science bit! At a glance. Your baby in week three. Three weeks into your pregnancy, and you might be wondering just how this little miracle occurred (as in the science bit â we'll assume you know the other part!).