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birthrate

[burth-reyt]
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noun
  1. the proportion of births to the total population in a place in a given time, usually expressed as a quantity per 1000 of population.
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Origin of birthrate

First recorded in 1855–60; birth + rate1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for birth rate

birth rate

noun
  1. the ratio of live births in a specified area, group, etc, to the population of that area, etc, usually expressed per 1000 population per year
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
birth rate in Medicine

birthrate

n.
  1. The ratio of total live births to total population in a specified community or area over a specified period of time, often expressed as the number of live births per 1,000 of the population per year.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
birth rate in Science

birth rate

  1. The ratio of total live births to total population in a specified community or area over a specified period of time. The birth rate is often expressed as the number of live births per 1,000 of the population per year.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.