Specialist
Origin
Noun
specialist
(plural specialists)- Someone who is an expert in, or devoted to, some specific branch of study or research.
- (medicine) A physician whose practice is limited to a particular branch of medicine or surgery.
- (US, military) Any of several non-commissioned ranks corresponding to that of corporal.
Synonyms
- (Someone who is an expert or devoted to a particular area of study) aficionado, enthusiast, connoisseur