ˌinfant morˈtality rate BrE AmE noun [countable]
the number of deaths of babies under one year old, expressed as the number out of every 1,000 babies born alive in a year
ˌinfant morˈtality rate BrE AmE noun [countable]
the number of deaths of babies under one year old, expressed as the number out of every 1,000 babies born alive in a year
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012