|Origin:||Latin codex; CODEX|
a set of rules, laws, or principles that tell people how to behave:
The Torah is the basis for all the Jewish laws and their moral code.
Each state in the US has a different criminal and civil code.
The judge ruled that there had been no breach of the code.
There were plans to introduce a dress code (=rules about what to wear) for civil servants.
code of practice (=a set of rules that people in a particular business or profession agree to obey)➔ Highway Code, penal code
The Textile Services Association has drawn up a code of practice endorsed by the Office of Fair Trading.
a system of words, letters, or symbols that you use instead of ordinary writing, so that the information can only be understood by someone else who knows the system
secret message[uncountable and countable]
All reports must be sent in code.
break/crack a code (=manage to understand a code)
They didn't realise that we'd broken their secret code.
a set of numbers, letters, or symbols that shows what something is or gives information about it: ➔ bar code, genetic code, postcode, zip code
symbols giving information[countable]
Goods that you order must have a product code.
Every item found on the archaeological dig is given a code number.
the group of numbers that comes before a telephone number when you are calling from a different area [= area code American English]
telephonesalso dialling code, STD code British EnglishTCT [countable]
What's the code for Aberdeen?
a set of instructions that tell a computer what to do ➔ machine code, source code
computersTD [uncountable and countable]
a system of sounds or signals that represent words or letters when they are sent by machine