zhōng, zhòng
central
Depicts a flagpole. There is a circle in the middle marking the center of the flagpole. In older forms of the character, the flagpole has streamers at the top and bottom used to show the direction of the wind
Evolution

Oracle script
(~1250-1000 BC)
Bronze script
Late Shang dynasty (~1100 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Regular script
ModernDefinitions
Component uses
Sources