birth birth /ˈbɝːθ/

noun

1. () The time when something begins (especially life)  ( birth )
   the time when something begins (especially life)
    They divorced after the birth of the child
   they divorced after the birth of the child
    His election signaled the birth of a new age
   his election signaled the birth of a new age
   
2. () The event of being born  ( nascence , nascency , nativity , birth )
   the event of being born
    They celebrated the birth of their first child
   they celebrated the birth of their first child
   
3. () The process of giving birth  ( birthing , giving birth , parturition , birth )
   the process of giving birth
     The birth of a star is a breathtaking astronomical event.
   The birth of a star is a breathtaking astronomical event.
   
4. A baby born; an offspring  ( birth )
   a baby born; an offspring
    The overall rate of incidence of Down's syndrome is one in every 800 births
   the overall rate of incidence of Down's syndrome is one in every 800 births
   
   
5. The kinship relation of an offspring to the parents  ( birth , parentage )
   the kinship relation of an offspring to the parents
   

verb

1. Cause to be born  ( birth , deliver , give birth , bear , have )
   cause to be born
    My wife had twins yesterday!
   My wife had twins yesterday!