erudite

adj

1. Learned, scholarly, with emphasis on knowledge gained from books.

   “The professor gave an erudite lecture that impressed everyone in the audience.”

   “His erudite knowledge of ancient history made him a sought-after speaker.”

   “She was praised for her erudite contributions to the academic journal.”

   “At all events, if it involved any secret information in regard to old Roger Chillingworth, it was in a tongue unknown to the erudite clergyman, and did but increase the bewilderment of his mind.”

   “Elmer Moffatt had been magnificent, rolling out his alternating effects of humour and pathos, stirring his audience by moving references to the Blue and the Gray, convulsing them by a new version of Washington and the Cherry Tree […], dazzling them by his erudite allusions and apt quotations.”

noun

1. a learned or scholarly person