This is a transliteration into Tagalog of the English word.
prak·tís·yo·nér
praktísyonér
practitioner
A person actively engaged in an art, discipline, or profession, especially medicine.
Example: Patients are treated by medical practitioners.
KAHULUGAN SA TAGALOG
praktísyonér: tao na nagsasakatuparan ng kaniyang propesyon, lalo sa medisina