code

1. A short textual designation, often with little relation to the item it represents. (countable, uncountable) · This flavour of soup has been assigned the code WRT-9.
2. A body of law, sanctioned by legislation, in which the rules of law to be specifically applied by the courts are set forth in systematic form; a compilation of laws by public authority; a digest. (countable, uncountable)
3. Any system of principles, rules or regulations relating to one subject. (countable, uncountable) · The medical code is a system of rules for the regulation of the professional conduct of physicians.· The naval code is a system of rules for making communications at sea by means of signals.
4. A set of rules for converting information into another form or representation. (countable, uncountable)
5. A codeword, code point, an encoded representation of a character, symbol, or other entity. (countable, uncountable) · The ASCII code of "A" is 65.
6. A message represented by rules intended to conceal its meaning. (countable, uncountable)
7. A cryptographic system using a codebook that converts words or phrases into codewords. (countable, uncountable)
8. Instructions for a computer, written in a programming language; the input of a translator, an interpreter or a browser, namely: source code, machine code, bytecode. (uncountable) · Object-oriented C++ code is easier to understand for a human than C code.· I wrote some code to reformat text documents.

Plural codes