noun
sudden infant death syndrome; SIDS; cot death; crib death
Medical term for the sudden, unexplained death of an apparently healthy infant, usually during sleep. Often abbreviated as SIDS in English contexts.
To prevent sudden infant death syndrome, it is recommended to place babies on their backs to sleep.
この研究は、乳幼児突然死症候群のリスク要因を調査しています。
This study investigates risk factors for sudden infant death syndrome.