1) N-VAR When a baby is born, you refer to this event as his or her birth.

It was the birth of his grandchildren which gave him greatest pleasure...

She concealed her pregnancy right up to the moment of birth...

She weighed 5lb 7oz at birth.

...premature births.

2) N-UNCOUNT: with poss You can refer to the beginning or origin of something as its birth.

...the birth of popular democracy.

3) N-UNCOUNT: usu supp N Some people talk about a person's birth when they are referring to the social position of the person's family. of low birth...

His birth, background and career show that you can make it in this country on merit alone.

4) See also , home birth
5) PHRASE: adj/n PHR If, for example, you are French by birth, you are French because your parents are French, or because you were born in France.

Sadrudin was an Iranian by birth.

6) PHRASE: V inflects When a woman gives birth, she produces a baby from her body.

She's just given birth to a baby girl...

She's due to give birth at any moment.

7) PHRASE: V inflects To give birth to to something such as an idea means to cause it to start to exist.

In 1980, strikes at the Lenin shipyards gave birth to the Solidarity trade union.

8) PHRASE: n PHR The country, town, or village of your birth is the place where you were born.

English dictionary. 2008.