adj. apprehended with certainty; "a known quantity"; "the limits of the known world"; "a musician known throughout the world"; "a known criminal"

adj. marked by a narrow focus on or display of learning especially its trivial aspects

adj. possessing an education (especially having more than average knowledge)

adj. giving careful attention to detail; hard to please; excessively concerned with cleanliness; "a fastidious and incisive intellect"; "fastidious about personal cleanliness"

adj. exaggeratedly proper; "my straitlaced Aunt Anna doesn't approve of my miniskirts"

adj. characterized by diligent study and fondness for reading; "a bookish farmer who always had a book in his pocket"; "a quiet studious child"

adj. having or showing profound knowledge; "a learned jurist"; "an erudite professor"

adj. not known; "an unknown amount"; "an unknown island"; "an unknown writer"; "an unknown source"