birth 
/ˈbɚθ/ noun
plural births /ˈbɚθ/ noun 1 : the time when a baby comes out from the body of its mother [count] ▪ He was present at/for the birth of his daughter. ▪ The hospital reported an increase in premature births. [noncount] ▪ Please indicate your date of birth. ▪ the period from birth to adolescence ▪ a disease that is present at birth ▪ She's Canadian by birth. [=she was born in Canada] — often used before another noun ▪ What was the baby's birth weight? 2 [noncount] : the beginning or origin of something
▪ the birth of the solar system ▪ the birth of the blues ▪ We are witnessing the birth of a new era. 3 [noncount] — used to describe the kind of family a person comes from ▪ a person of noble/low/humble birth [=ancestry]
▪ the birth of the solar system ▪ the birth of the blues ▪ We are witnessing the birth of a new era.
give birth 1 of a mother : produce a baby from the body
▪ Did she give birth in a hospital or at home? — usually + to ▪ He was present when his wife gave birth to his daughter. ▪ Our cat gave birth to four kittens. 2 : to cause the beginning of something — + to ▪ a revolution that gave birth to a new nation
▪ Did she give birth in a hospital or at home? — usually + to ▪ He was present when his wife gave birth to his daughter. ▪ Our cat gave birth to four kittens.
