自考《英语词汇学》
第一章
1. Word -- A word is a minimal free form of a language that has a given sound and meaning and syntactic function.
2. There is no logical relationship between sound and meaning as the symbolic connection between them is arbitrary and conventional. E.g. “woman” means ’Frau’ in German, ’Femme’ in French and ’Funv ’in Chinese.