Character Contained In References Comments
External references for 周
Zhongwen.com traditional etymology dictionary
International Encoded Han Character and Variants Database
ChineseEtymology.org
Unihan database
Cojak Hanzi Dictionary
Tower of Babel spoken word etymology database
ZDIC.net Chinese-Chinese Dictionary
Usage rank 648
Kang Xi radical 30.5
Big5 code A950
Number of strokes 8
Karlgren 1240
GSR 1083a