Definitions:

1. Denotes a deep understanding of a subject or a wide breath of scholarly expertise, often associated with formal education or significant intellectual effort. NOUN
   • The professor's erudition impressed everyone, as he could discuss philosophy, art, and science with equal authority.
2. Refers to extensive knowledge or learning, acquired through study, research, or intellectual pursuits. NOUN
   • Her erudition on the history of ancient civilizations was evident in her detailed lectures.

Synonyms:

• education
• knowledge
• learning
• literacy
• scholarship