eclampsia
First trimester: 1-12 weeks of pregnancy Second trimester: 13-27 weeks of pregnancy Third trimester: 28-40+ weeks of pregnancy
There are many ways to distinguish different stages. One way is measured in trimesters, as I'm sure you've heard of. Others measure weeks, months, fetal growth and development, etc. Try a basic...
talk to a doctor about having a medical abortion. its a pill you take and it kills the embryo. you might experience some bleeding and abdominal pain.