1. A person who practices a profession or occupation, especially medicine or law
She is a medical practitioner with 20 years of experience.
Ela é uma profissional médica com 20 anos de experiência.
2. A person who practices or is engaged in a particular activity or skill
He is a practitioner of martial arts.
Ele é um praticante de artes marciais.
3. A person who engages in a specific spiritual or alternative practice
A yoga practitioner must maintain discipline and focus.
Um praticante de yoga deve manter disciplina e foco.