sudden infant death syndrome
Americannoun
noun
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A fatal condition that affects sleeping infants that are less than one year old and appear to be healthy. It is characterized by a sudden cessation of breathing and is thought to be caused by a defect in the central nervous system.
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Also called crib death SIDS
Etymology
Origin of sudden infant death syndrome
First recorded in 1970–75
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.
Overheating can increase the risk of sudden infant death syndrome, with parents advised to keep rooms between 16 and 20C.
From BBC ● Jun. 25, 2026
They had begun by studying SIDS, or sudden infant death syndrome, and had theorized that it might be caused by the infants literally being unable to breathe while they slept.
From Salon ● Oct. 23, 2023
The high incidence of low birth weight and sudden infant death syndrome in such communities was a focus of the program.
From New York Times ● Jul. 23, 2023
By 2000, babies dying from sudden infant death syndrome dropped across the U.S. by almost half to 62 in every 1,000 live births, according to the Centers for Disease Control and Prevention.
From Los Angeles Times ● Jun. 16, 2023
The other two deaths were recorded as sudden infant death syndrome.
From Seattle Times ● May 18, 2022
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.