續一切經音義 2.82

2.82

延袤（下莫候反字書云廣袤也切韻云東西曰廣南北曰袤也又袤亦長也說文云從衣矛聲）。

Length and breadth (延袤: the second character has the fanqie 莫 + 候; the character dictionary says, “Width and length.” Qieyun says, “East-to-west is called width; south-to-north is called length (mao). Mao also means long.” Shuowen says, “It takes 衣 with 矛 for phonetic”).