Wiktionary
n. The average number of children that would be born to a woman over her lifetime if she followed the current average pattern of fertility among a given group of women and survived through her reproductive years; used as an indicator of strength of population growth.
WordNet
n. the ratio of live births in an area to the population of that area; expressed per 1000 population per year [syn: birthrate, birth rate, fertility, natality]
Usage examples of "fertility rate".
By the late 1980s and early 1990s, after the total fertility rate had been brought down to the replacement level of two children per family, GDP growth was 11 percent annually.
The Commonwealth's TFR (total fertility rate) fluctuates between 3.
By then it had become clear that the fertility rate among the surviving women was quite adequate to replenish the colony, thank you, and the In Vitro project was suspended.