noun a person who is very interested in and enthusiastic about someone or something
A devotee is a person who is deeply committed to a particular religion or religious practice.
In the realm of spirituality, a devotee is someone who is dedicated to a spiritual path or practice.
A devotee of meditation is someone who is dedicated to the practice of meditation and mindfulness.
In the practice of yoga, a devotee is someone who is committed to the discipline and philosophy of yoga.
In the context of fandom, a devotee is a passionate fan who is dedicated to a particular celebrity, band, movie, etc.