autodidactic

adjective
UK /ˌɔːtəʊdaɪˈdæktɪk/
US /ˌɔːtoʊdaɪˈdæktɪk/

Learning things by yourself without a teacher.

She taught herself to play the guitar, showing her autodidactic spirit.


OTHER MEANINGS

2. Relating to a person who learns a subject on their own rather than in a school.

His autodidactic approach to coding helped him build his first app.

3. Showing the habits or methods of someone who teaches themselves.

The autodidactic study plan included online videos and library books.

4. Describing learning that happens without formal instruction.

Her autodidactic knowledge of astronomy came from years of stargazing.