下面是英语词汇学系列讲座，育路教育网特别为您搜集整理，内容如下：
Chapter 8
Meaning and Context
1. Types of context
1）Extra-linguistic context
It is also called non-linguistic context， which includes people， place， time， relevant objects， background knowledge etc……
2）Linguistic context
It refers to all the words that go before or come after the word in question.
2. Roles of context
1）Elimination of ambiguity
2）Indication of referents
3）Providing clues for inferring meanings such as：
（1）Definition （2）Explanation
（3）Examples （4）Synonymy
（5）Antonymy （6）Hyponymy
（7）Relevant details （8）Word structure