What word means "someone who ignores emotion in the face of pain"?
The word stoic comes to mind:
stoic |ˈstō-ik| noun 1 a person who can endure pain or hardship without showing their feelings or complaining.
[From NOAD]
Perhaps you are looking for composed.
There's also:
- Dispassionate
- Staid
- Poised
- Stoic