alopecist
/əˈlɒpəsɪst/Definitions
1. noun
A person who suffers from alopecia, especially a man who is bald or has thinning hair.
“The alopecist tried various hair growth treatments, but nothing seemed to work.”
2. noun
A person who specializes in the study or treatment of alopecia.
“The dermatologist was an expert alopecist and helped many patients with hair loss issues.”