Ⅲ。 Etymology Vocabulary and Culture

3。1 The Definition of Etymology

English is one of the most widely used languages in the world，whose sourceis very complex。 In the course of English development, A large number of foreign language came into English, which have great influence on English vocabulary。 Etymology, just as its name implies, is the subject of the study of vocabulary。 Strictly speaking, the origin of the word should belong to the category of historical comparative linguistics。 The etymological study mainly belongs to the Indo European family of related languages between homologous relationship。 It is a study on the origin of cross language。 Study of English etymology is to put the same Indo European languages including English together and to identify the source of the word in terms of speech, and then by means of the comparison of righteousness to study。