1. a death that results from a wrongful act or from negligence; a death that can serve as the basis for a civil action for damages on behalf of the dead person's family or heirs;
WordNet (r) 3.0 (2006):
wrongful death
n 1: a death that results from a wrongful act or from
negligence; a death that can serve as the basis for a civil
action for damages on behalf of the dead person's family or
heirs