一切經音義 73.57

73.57

畟方（楚力反案畟方者中外人間之常語也四面齊等頓方也古今正字從田從人從夂音雖會意字象田之方）。

Perfect square (畟方: chu plus li fanqie [cè]. As for 'cefang', it is a common colloquialism both within and outside China; it means having four sides completely equal, a distinct square. The Gujin zhengzi says: classified under 田 [field], 人 [person], and 夂 [walking slowly]; pronounced suī, an associative compound character, picturing the squareness of a field).