noun
: death of an apparently healthy infant usually before one year of age that is of unknown cause and occurs especially during sleep — abbreviation SIDS ; called also crib death
noun
: death of an apparently healthy infant usually before one year of age that is of unknown cause and occurs especially during sleep — abbreviation SIDS ; called also crib death
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012