单词	birth rate
释义	birth rate noun variants or birthrate ˈbərth-ˌrāt  : the ratio between births and individuals in a specified population and time Example Sentences Recent Examples on the Web Baby boomers are the generation of people born after World War II when the birth rate spiked. Evan Hecht, USA TODAY, 3 Sep. 2022 Indiana’s birth rate among teens is 14th highest in the nation. Arika Herron, The Indianapolis Star, 4 Aug. 2022 The slight rise in the country’s birth rate marks the first increase in births since 2014. Globe Staff, BostonGlobe.com, 22 July 2022 The Chinese birth rate fell to 7.52 births per 1,000 people in 2021, the lowest level on record and a 12% decline from the year before. Nicholas Gordon, Fortune, 12 July 2022 The report assumes the birth rate in the U.S. increases to 2.0 births per woman beginning last year. Bob Carlson, Forbes, 18 July 2022 The state reported the fifth highest teen birth rate in the country for 2020. al, 11 July 2022 One broad factor: The birth rate in Salt Lake County continues to fall year over year. Connor Sanders, The Salt Lake Tribune, 23 May 2022 In the family and community category, the teen birth rate continued a decline that started in 2007. Mike Cason | Mcason@al.com, al, 8 Aug. 2022 See More Word History First Known Use 1856, in the meaning defined above Medical Definition birth rate noun variants or birthrate ˈbər-ˌthrāt  : the ratio between births and individuals in a specified population and time often expressed as number of live births per hundred or per thousand population per year called also natality
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