1. a person who has taught themselves a subject or skill without formal instruction or a teacher
Usage: often used admiringly to describe someone who is self-educated or self-taught

Examples

• She is an autodidact who learned programming entirely through online tutorials and practice.
• Many successful entrepreneurs are autodidacts who never completed a formal degree.
• The musician was an autodidact, teaching himself guitar by ear as a teenager.
• He became an autodidact in history after discovering his passion for the subject in his thirties.
• Autodidacts often develop strong self-discipline and motivation to learn independently.
• The artist was largely an autodidact, developing her unique style without attending art school.