A short symbol, often with little relation to the item it represents.

“This flavour of soup has been assigned the code WRT-9.”

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.

Any system of principles, rules or regulations relating to one subject.

“The medical code is a system of rules for the regulation of the professional conduct of physicians.”

To write software programs.

“I learned to code on an early home computer in the 1980s.”

To add codes to a dataset.

To categorise by assigning identifiers from a schedule, for example CPT coding for medical insurance purposes.