sudden infant death syndrome; SIDS
Medical term for the unexplained death of an apparently healthy infant, usually during sleep. Often abbreviated as SIDS.
See also: 乳幼児突然死症候群
The cause of sudden infant death syndrome has not yet been fully elucidated.
The doctor explained to the parents how to reduce the risk of SIDS.
乳幼児突然死症候群 is a broader term that includes sudden unexpected death in infancy (SUDI) and may cover a slightly wider age range, while 幼児突然死症候群 specifically refers to SIDS.
Compound of 幼児 (infant), 突然死 (sudden death), and 症候群 (syndrome), calqued from English 'sudden infant death syndrome'.