self-instructed
adjectiveUK /ˌself ɪnˈstrʌktɪd/
US /ˌself ɪnˈstrʌktɪd/
Having learned something by teaching yourself instead of having a teacher.
She is a self-instructed guitarist who learned by watching videos online.
OTHER MEANINGS
2. Guided or directed by oneself rather than by an outside person.
The project was self-instructed, with no manager telling the team what to do.
3. Given instructions to oneself, as in a personal reminder or note.
His self-instructed checklist helped him remember every step.
4. Trained through one's own practice and effort.
The self-instructed swimmer practiced every morning at the pool.