Lexiconer English Chinese Dictionary and Chinese English Dictionary
Online English Chinese Dictionary, Chinese English Dictionary, other Language Tools, Test Prep Materials, and Career Guides.
http://www.lexiconer.com

Chinese Dictionary
Online Chinese multi-language dictionary.
http://www.chinese-dictionary.org/

Chinese Character Dictionary
Search for individual character meanings.
http://www.mandarintools.com/chardict.html

Chinese Characters Dictionary Web
Simultaneous searching of main Chinese-English and English-Chinese web dictionaries.
http://zhongwen.com/zi.htm

Chinese-English Dictionary (CEDICT)
Rapidly growing online collaborative dictionary.
http://www.mandarintools.com/worddict.html

CJEDictionary
Consolidated Chinese-Japanese-English dictionary
http://www.cjedictionary.com/

Dictionary of Chinese Characters
Extensive character dictionary with additional emphasis on Hakka pronunciations.
http://www.chineselanguage.org/dictionaries/ccdict/

Guoyu Cidian
Excellent online Chinese-Chinese dictionary.
http://140.111.34.46/dict/

iciba.com
The online Chinese-English, English-Chinese dictioinary of KINGSOFT Co.Ltd. Easy to use
http://www.iciba.com/

Pristine Lexicon
Extensive Chinese lexicon from translation database.
http://www.pristine.com.tw/lexicon.php

Sunrain Chinese-English, English-Chinese Dictionary
Extensive and easy to use.
http://sunrain.net/