《康熙字典》于康熙五十五年(1716)修成后,由于引书讹误较多,王引之等于道光七年至十一年(1827～1831)奉敕校勘,并由武英殿重新刊刻,即道光校改本《康熙字典》。对比康熙刻本,共改正2588条错误。王引之将其校改缘由记于《字典考证》。由于武英殿所刻校改本流传少,因而道光后坊 After Kangxi’s reformation of 551 (1716), Kangxi Dictionary was more corrupted by quotations. Wang Yinzhi was equivalent to the Daoguang collation of Daoguang seven years to eleven years (1827-1831) and re-engraved by Wu Yingdian. That Daoguang correction “Kangxi Dictionary.” Comparisons of Kangxi engraved, a total of 2588 errors corrected. Wang cited the reasons for their school remembered in the “dictionary research.” Due to Wu Yingdian inscribed by the school less popular, so Daoguangfang