What is "combat casualty"

Usage examples of "combat casualty".

Frequent rapport with war coordinators and dovin basals kept him abreast of nearly all aspects of the war, from details on individual New Republic warships to combat casualty statistics.

But in a previous life, he had been a Raider Commando medic, a person trained not only to stabilize a combat casualty, but to repair one if necessary.

Would that every combat casualty taken in his service could be so redeemed.