(n) the ratio of live births in an area to the population of that area; expressed per 1000 population per year, Syn. fertility rate, birth rate, fertility, natality
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
birth rate, n. the ratio of live births in an area to the population of that area; usually expressed as birthes per 1000 population per year. Syn. -- fertility, fertility rate. [ WordNet 1.5 ]