n.

1. 法典，法规[C]
2. 规则，规范；礼教习俗[C]
   Students must observe the code of the school.

   学生必须遵守校规。

3. 代号，代码；电码；密码[C][U]
   He sent a message in code.

   他用密码发送了一份讯息。

4. 【电脑】（不严格地说，是指）以特定编程语言所撰写出来的一段程序

vt.

1. 为……编码；把……译成电码（密码等）
   The librarian is coding the new books.

   图书馆员在为新书编号。

n.

1. a system of words, figures, or symbols used to represent others, especially for the purposes of secrecy.
   ▸a series of letters or numbers assigned to something to classify or identify it.
   ▸short for dialling code.
2. Computing  program instructions.
3. a systematic collection of laws or statutes:
   the penal code.
   ▸a set of conventions or principles governing behaviour or activity in a particular sphere.

v.

1. convert into a code.
   ▸assign a code to for purposes of classification or identification.
2. (code for) Genetics  be the genetic code for (an amino acid or protein).
   ▸be the genetic determiner of (a characteristic).
3. write code for (a computer program).