Facing the reality and rationality of a large number of newly-emerged words springing up into the mass culture , we can not neglect the facts with cultural significance , which are cancealed behind the "vocabulary and culture "phenomenon ,for they often imply the value trend, aesthetic process and the spiritual level of a certain age , class or even the public.

A contrastive study of English and Chinese lexical development shows that diachrony is one of the basic characteristics of lexical development ,which can be seen from the production of new words,semantic chang.

The latest research about the lexical development showed that the substantial connection between semantics and syntax has an important impact on stuttering.

This paper attempts to probe into factors influencing and restraining the lexical development and changes of Uygur language since liberation from the perspective of society,language policy,and lexical system on the basis of previous researches.