zhāng
chapter, seal
Original meaning:
jade ornament
Possibly depicts using a blade (䇂) to engrave a block of jade. Based on the original meaning "jade ornament", now written as 璋. Later the meaning shifted to "seal" and "chapter".
Components
Evolution

Bronze script
Early Western Zhou (~1000 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Regular script
ModernDefinitions
Component uses
Meaning component in 1 character (0 verified)
Sources
李学勤《字源》p.198