neonatal mortality rate n.
The ratio of the number of deaths in the first 28 days of life to the number of live births occurring in the same population during the same period of time.
|neonatal mortality rate|
|the death rate during the first 28 days of life [syn: neonatal mortality]|
|a fool or simpleton; ninny.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|