With a summary of the application of the thesaurus in Web information retrieval,this article makes a further analysis of its applications in Web.

The use of diverse and dynamically-updated word lists in teaching Chinese as a second language is needed to promote the development of Chinese overseas and to respond to the increasingly diversified aims of Chinese language learners; it also marks the gradual maturation of the subject of teaching Chinese as a second language.

Word list is quite important for many domains such as linguistic theory, language teaching and information process of Chinese.

Word list is of great value to many fields such as Chinese information processing.

This article discussed these questions like xiangjingsici,biaoci and bi that were involved in Mashiwentong combining with ancient Chinese and western grammar.

Many technical and theoretic difficulties will arise when vocabulary is abstracted from corpus,but it has special values.

In Library & Information science, ontology is a vocabulary with the specification of relationships between terms in a special domain.

The guideline of constructing a wordlist of contemporary Chinese for information processing, expected to be a national standard of China, is presented.

Focusing on the methodology,technology and application models in establishing and maintaining the word dictionary and wordlist,combined with some illustrations, this article addresses the present status and characteristics of the Chinese Word Database of Organization through clarifying its function in the search engine and also extends some main tasks of its further development.