noun.
The ratio of total live births to total population in a specified community or area over a specified period of time. The birthrate is often expressed as the number of live births per 1,000 of the population per year.
The Century Dictionary and Cyclopedia
noun.
The proportion of births to the number of inhabitants of a town, district, country, etc., generally stated as so many per thousand of the population.
the GNU version of the Collaborative International Dictionary of English
noun.
the ratio of live births in an area to the population of that area; usually expressed as birthes per 1000 population per year.
noun.
the ratio of totallivebirths to total population for a specific community or nation in a specified period; often expressed in births per thousand per year
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the ratio of live births in an area to the population of that area; expressed per 1000 population per year
noun.
the ratio of live births in an area to the population of that area; expressed per 1000 population per year
Word Usage
"Nor does it explain why the birthrate is lower north of the Canadian border than south of it."