Noun
natural causes pl (plural only)
(usually of death or dying) Causes such as illness or disease, as opposed to direct external forces.
Some military casualties are by natural causes and accidents.
The medical examiner determined that he had died of natural causes.
Miracles are propitious accidents, the natural causes of which are too complicated to be readily understood. George Santayana
Although I insist that God has always had the power to intervene directly in nature to create new forms, I am willing to be per-suaded that He chose not to do so and instead employed secondary natural causes like random mutation and natural selection. Phillip E. Johnson
My favourite ever headline was "Worksop Man Dies Of Natural Causes." Linda Smith
[on John McCain being too old] When you die at 72, no matter what you die of, it's natural causes. Even if you get hit by a truck, it's natural causes. 'Cause if you was younger, you'd have got out the way! Chris Rock
One had been dismissed - and subsequently executed - for a foiled assassination attempt on a higher ranking student, a second had been killed in the practice arena, and the third died in his bunk of natural causes - for a dagger in the heart quite naturally ends one's life. R. A. Salvatore
Among all the studies of natural causes and reasons, light most delights the contemplators. John Peckham