code

US /koʊd/
UK /koʊd/
"code" picture
1.

a system of words, letters, figures, or symbols used to represent others, especially for the purposes of secrecy or brevity

:
The message was written in code.
They used a secret code to communicate.
2.

a set of rules or principles or a set of laws or regulations

:
The company has a strict dress code.
The new building must comply with the fire safety code.
3.

instructions for a computer program

:
He spent hours writing computer code.
The programmer debugged the faulty code.
1.

to convert (a message or information) into a code

:
The data needs to be coded before transmission.
He was asked to code the secret message.
2.

to write computer programs

:
She learned to code in Python.
Developers often code new features for software.