(uncountable) The process of childbearing; the beginning of life. / (countable) An instance of childbirth. / (countable) A beginning or start; a point of origin.

A familial relationship established by childbirth.

To bear or give birth to (a child). / (figuratively) To produce, give rise to.

simple past tense and past participle of birth

plural of birth

(sometimes attributive) The act of giving birth. / (nautical) Alternative spelling of berthing

present participle of birth

plural of birthing

(intransitive, of viviparous animals) To release live offspring from the body into the environment. / (intransitive, with to, of viviparous animals) To become the parent of by birthing.

An official document certifying the details of a person's birth. Name, date, and parents' names are always present; details such as parents' occupation and religion may be included.