διακάθαρσις

εως, ἡ
A. thorough cleansing or purging, Pl. Lg. 735d; ὤτων Erot.s.v. διαπτερώσιες.
II. pruning, Thphr. HP 2.7.2, CP 3.7.5, dub.l. in Corn. ND 27.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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