n.[C]

1. 索引；卡片索引；文献索引
   The index is arranged in alphabetical order.

   索引按字母顺序排列。

2. 标志；表示；迹象
   A person's face is often an index of his mood.

   一个人的脸部表情常常反映这个人的情绪。

3. 食指
4. （刻度盘上的）指针
5. 指示符号，参见号
6. 指数；率
7. 【数】指数；根指数；指标
8. 【电脑】索引；变址；下标

vt.

1. 为……编索引；把……编入索引
   All persons mentioned are carefully indexed.

   所有提到的人名都仔细作了索引。

2. 表明，指示
   Fever indexes illness.

   发烧表明有病。

3. 【电脑】为……编索引；修改（指令等）

vi.

1. 编索引

n.

1. an alphabetical list of names, subjects, etc., with references to the places in a book where they occur.
   ▸an alphabetical list or catalogue of books or documents.
2. an indicator, sign, or measure of something.
   ▸a number representing the relative value or magnitude of something in terms of a standard:

   a price index.
3. Mathematics  an exponent or other superscript or subscript number appended to a quantity.
4. Printing  a symbol shaped like a pointing hand used to draw attention to a note.

v.

1. record in or provide with an index.
2. link the value of (prices, wages, etc.) automatically to the value of a price index.
3. [often as noun indexing] (of a machine or part) move from one predetermined position to another to carry out a sequence of operations.