Abstract: With new words collected from XINCIYUDACIDIAN and The New Century Dictionary of English Neologisms with Chinese Translations as examples,this paper makes a contrastive study of English and Chinese lexicalizations from the viewpoint of conceptualization,revealing the similarities and differences between English and Chinese,including (1) the same concepts with the same lexicalizations;(2) the same concepts with different means of lexicalizations;(3) the same concepts with different degrees of lexicalizations;(4) different concepts with different lexicalizations.

Key words: new words, concepts, lexicalization, conceptualization