Birth is a word that encompasses everything that is understood at the end of a pregnancy, when a female or female species gives birth to the creature that was developing at a certain time of gestation. It is when the woman after nine months gives birth to a baby she had in her womb. This process is called being born.
A natural birth involves three essential stages in which all the characteristics of a normal birth are manifested: The first stage includes everything related to contractions and pain until the cervix is dilated. The second and most important part of course is the descent of the baby, this can be in two ways, in case the standard conditions of a natural birth are not present, we proceed to the preparation of a cesarean section which is to remove the child through from an incision in the belly. A surgery that does not produce more pain than maternal delivery. The third and last refers to the removal of the placenta and all the residues that remain in the uterus, this cleaning must be done carefully but completely in order to avoid external ills caused by infection.
The word Birth can be associated as a synonym of the word beginning, the beginning of a life, so it can also be used for example when a business is opened. "The Birth of a River" is the point of departure of the water that will travel a certain path.
A Christmas manger is also called a Nativity. This representation indicates the arrival to the world of the Child Jesus and as such it is common to call him Birth.