acesodynous
/əˈsɒdɪniː/Definitions
1. noun
A person who is habituated to pain or accustomed to feeling little or no pain; a person who is insensitive to pain.
“The nurse was an acesodyne, able to remain calm in the face of intense suffering.”
2. adjective
Insensitive to pain, or accustomed to feeling little or no pain.
“The acesodyne patient barely winced during the procedure.”