erudite
/ˈɛɹ.ʊ.daɪt/adjective
Having or showing deep knowledge gained from a lot of reading and study.
Example sentences
- “The professor gave an erudite lecture on ancient trade routes.”
- “Her erudite essays are full of references to old poets.”
- “He is erudite but explains things in plain language.”
Formal; used of people and their work: an erudite scholar, an erudite book. It can hint at showing off, so 'knowledgeable' is the safer everyday word.