practitioner
n. countablen. someone who regularly does a job that needs special training, like a doctor or a lawyer. It can also mean someone who follows a specific religion or way of doing things.
n. a person who actively engages in an art, discipline, or profession, especially medicine or law. Often used to distinguish those who apply knowledge in the field from those who study it theoretically.
She is a medical practitioner with ten years of experience.
The workshop is designed for both academic researchers and legal practitioners to share their different perspectives on the new law.
While the theory is well-documented in textbooks, the seasoned practitioner understands that real-world application often requires a more flexible and intuitive approach to problem-solving.
Formerly practicioner for *practicianer, from practician + -er (the suffix unnecessarily added, as in musicianer).
Often preceded by a qualifying adjective such as 'general', 'medical', 'legal', or 'skilled'.