"Yùpiān" (玉篇) annotates the pronunciation as jiè (using the fanqie system of gǔ xiè). "Lèipiān" (類篇) annotates the pronunciation as jū bài. "Hǎipiān" (海篇) annotates the pronunciation as jiè. The meaning is "extremely" or "to the utmost." "Piānhǎi" (篇海) states that this is the ancient form of the character jiè. For detailed annotations, see the entry at the fifth stroke of the Radical: Corpse (shī).