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.

Of a patient, to suffer a sudden medical emergency (a code blue) such as cardiac arrest.

The process of encoding or decoding.

The process of writing computer software code.

“I spent all night on the coding, but the program was ready by morning.”

An encoding.