calligraphy (n.)youdaoicibaDictYouDict[calligraphy 词源字典]
1610s, from Greek kaligraphia, from kallos "beauty" (see Callisto) + graphein "to write" (see -graphy). Related: Calligraphic. The usual comb. form in Greek was kalli- "beautiful, fine, happy, favorable;" kalo- was a later, rarer alternative form.[calligraphy etymology, calligraphy origin, 英语词源]