sex ratio
Americannoun
Etymology
Origin of sex ratio
First recorded in 1905–10
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
San Diego, for instance, has several male-dominated military bases, which is reflected in the sex ratio.
From Washington Times ● Dec. 15, 2023
At the Heron Island study site, the sex ratio is currently more balanced than nearer the equator, with two to three females hatching for every male.
From Science Daily ● Nov. 13, 2023
In fact, deceased female individuals were rarely related to either family tree, and there was an unbalanced sex ratio among the remains found on the site, suggesting that most of the adult daughters were absent.
From Scientific American ● Aug. 10, 2023
In a 2017 review of dozens of studies, researchers from Britain estimated that the true sex ratio was closer to 3 to 1.
From New York Times ● Apr. 10, 2023
If this were the explanation, the apparent sex ratio on larger areas would more nearly approximate the true ratio, and the frequency of capture of females would exceed that of males.
From A Population Study of the Prairie Vole (Microtus ochrogaster) in Northeastern Kansas by Edwin P. Martin
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
