What is one who affects excessive refinement and elegance of language; -- applied esp. to a class of writers, in the age of Elizabeth, whose productions are marked by affected conceits and high-flown diction called?

euphuist — One who affects excessive refinement and elegance of language; -- applied esp. to a class of writers, in the age of Elizabeth, whose productions are marked by affected conceits and high-flown diction. (Webster's 1913.)