(programming, rare) Computer program code characterized by several well-defined and separable layers forming a hierarchy of subsystems.

plural of bar code

plural of function code

plural of geek code

A set of colors of handkerchief that indicate sexual preferences of people who deliberately wear them for this purpose.

plural of handkerchief code

plural of code of practice

plural of fountain code

(coding theory) A rateless erasure code.

plural of erasure code