birth rate

noun

variants or birthrate

ˈbərth-ˌrāt 

: the ratio between births and individuals in a specified population and time

Examples of birth rate in a Sentence

Recent Examples on the Web

Between 2007 and 2022, the nationwide birth rate fell by nearly 23 percent, according to data from the Centers of Diseases and Control Prevention (CDC). —Tom Rogers, Newsweek, 22 Feb. 2025

An older study comparing pregnancy and birth rates between tubal reversal and IVF reported an overall birth rate of nearly 60% in the reversal group and 52% in the IVF group. —Corey Whelan, Verywell Health, 24 Jan. 2025

In order to maintain its population, a country needs to have a birth rate of 2.1. —Jonathan Granoff, Newsweek, 29 Jan. 2025

People under 37 had about a 52% birth rate for IVF and a 72% birth rate after reversal. —Corey Whelan, Verywell Health, 24 Jan. 2025

Word History

First Known Use

1856, in the meaning defined above

Rhymes for birth rate

• abate
• airfreight
• await
• baseplate
• berate
• birthdate
• birthrate
• bookplate
• borate
• breastplate
• bromate
• casemate

Kids Definition

birthrate

noun

birth·​rate -ˌrāt 

: the number of births for every hundred or every thousand persons in a given area or group during a given time

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