Carnage (noun)

1. Widespread slaughter or brutal killing of many people.
2. Death and destruction on a large scale.

Origin:

Early 15c., from old french carn (stem of caro) flesh (see carnal) + -age.

Examples:

1. The carnage of war left the city in ruins.
2. The battle resulted in massive carnage on both sides.
3. The carnage that ensued was horrific and will be remembered for a long time.
4. The bombing caused extensive carnage among the civilian population.
5. The carnage was extensive, with many casualties and injuries.