What is another word for uterine contraction?
Pronunciation: [jˈuːtəɹˌiːn kəntɹˈakʃən] (IPA) 
Uterine contractions are involuntary muscle movements that occur in the uterus during pregnancy, labor, and delivery. These contractions are responsible for helping the baby move down the birth canal and are often described as labor pains. Some synonyms for uterine contraction include labor pains, contractions, womb movements, uterine movements, and the tightening of the uterus. Other terms used to describe uterine contractions include Braxton Hicks contractions, false labor, and labor contractions. Regardless of the term used, uterine contractions play an essential role in the birthing process and are a natural part of childbirth.
