inquest (inquests plural )
1 n-count When an inquest is held, a public official hears evidence about someone's death in order to find out the cause.
The inquest into their deaths opened yesterday in Enniskillen.
2 n-count You can refer to an investigation by the people involved into the causes of a defeat or failure as an inquest.
(=inquiry)
His plea came last night as party chiefs held an inquest into the election disaster.