Erudition is defined as the knowledge of an expert in a subject gained through reading and study.
(noun)A professor who is a renowned expert in his field and who publishes an extremely well-respected thesis is an example of someone who writes with erudition.
See erudition in Webster's New World College Dictionary
noun
Origin: ME erudicioun < L eruditio: see erudite
See erudition in American Heritage Dictionary 4
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