abattoir

Once the cows reach maturity, they're sent to the abattoir.

The army's raid on the enemy turned into a major abattoir.

The corridors where North Korean troops would be advancing [in a hypothetical invasion of South Korea] would almost certainly be turned into human abattoirs.

Local protestors showed gruesome abattoir footage on widescreen TVs.

If the horrors of the abattoir so traumatize the workers, I can't begin to imagine what it's like for the animals.