birth · noun /bɜːθ/
birth (BABY)
B1 C or U the time when a baby is born
Dictionary examples:
He weighed four kilos at birth.
What's your date of birth?
The application form will ask for your place of birth.
Learner example:
It begins with the birth of his sister Margana and ends with his death. (Preliminary English Test; B1; Italian)
give birth
B2 When a woman or an animal gives birth, she produces a baby from her body.
Dictionary example:
She gave birth to twins.
Learner example:
The most important person in my life is the person who gave birth to me, my mother. (First Certificate in English; B2; Greek)
American/Italian, etc. by birth
B2 born in a particular place or having parents with a particular nationality
Dictionary example:
I grew up in Paris, but I'm Italian by birth.
Learner example:
I am an eighteen year old college student and I am Portuguese by birth. (First Certificate in English; B2; Portuguese)
birth (BEGINNING)
C1 U the beginning of something
Dictionary example:
the birth of modern science
Learner example:
Pericles was the man who achieved the birth of democracy. (Certificate in Advanced English; C1; Greek)