Metonymy Diversity Presence and Impact Analysis on Language Phenomenon under the Perspective of Cognitive Linguistics

The definition and understanding of metonymy have the characteristics of diversity under the perspective of cognitive linguistics.Compared with traditional rhetoric studied metonymy, metonymy under the perspective of cognitive linguistics is defined as a cognitive process and phenomenon.It is on the basis of people's cognition and appears diversified functions and features in language development.It has a great influence on the structure of language.Based on cognitive linguistics, we can more comprehensively understand the characteristics and function of metonymy.It can promote the diversification of language and enhance the expressing effect of language.This article analyzes metonymy diversity presence impact on language phenomenon under the perspective of cognitive linguistics.Traditional linguistics research studies metonymy in the scope of literature and rhetoric.Metonymy, as a kind of important rhetoric, can achieve abundant expression effect applied in literature and show the readers a different feeling.So for a long time, the rhetorical function and language function of metonymy are emphasized [1].But with the gradual development of cognitive linguistics, the research of metonymy is reconsidered, and there are different point of view discussions about it.It is not comprehensive only to study metonymy from one aspect.It will ignore many functions and features of metonymy.So the study of metonymy should be from the perspective of cognitive linguistics.Metonymy diversity characteristics and development trend are studied to analyze the effect of metonymy in language phenomenon.