natality
noun /neɪˈtæləti/
/neɪˈtæləti/
[uncountable] (specialist)- the number of births every year for every 1 000 people in the population
synonym birth rate出生率(每年每 1 000 人的出生人数) 词源late 19th cent.: from French natalité, from nat- ‘born’, from the verb nasci.