
1) DAW Books book 2) Initiate 3) Learned person 4) Pundit 5) Savant 
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https://www.crosswordclues.com/clue/polymath

1) Scholar 
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https://www.crosswordclues.com/clue/polymath

 A polymath (πολυμαθής, polymathēs, `having learned much`) is a person whose expertise spans a significant number of different subject areas; such a person is known to draw on complex bodies of knowledge to solve specific problems. The term was first used in the seventeenth century but the related term, polyhistor, is an ancient term wi.....
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http://en.wikipedia.org/wiki/Polymath

person possessing knowledge of many subjects
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http://phrontistery.info/p.html

A person of great knowledge and varied learning. Loosely from Greek poly, many, and manthanein, learn
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http://www.encyclo.co.uk/local/22643

[
n] - a person of great and varied learning
Found on 
http://www.webdictionary.co.uk/definition.php?query=polymath

polymath, polymathy, polymathic 1. Much or varied learning.  2. Acquaintance with many branches of knowledge.  The German Jesuit polymath, Athanasius Kircher (1602-1680) was acclaimed during his life time as one of the most learned men of his era. He made contributions to almost every branch of science including mathematics, astronomy, harmonics, a...
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http://www.wordinfo.info/words/index/info/view_unit/1262/2
 noun
 noun a person of great and varied learning
Found on 
https://www.encyclo.co.uk/local/20974
  No exact match found.