(programming) A very low-level code that is machine-independent and enables a compiled file to be run on different processor types.

(computing) A numeric value or string of such values that triggers a specific command or action to occur, rather than displaying a text character.

A numeric code generated at regular intervals by a timing system.

(law) A compilation of the statutes of the United States federal government, with sections arranged by topic rather than by date of enactment, and with superseded and expired sections removed.

(finance, US) The domestic portion of federal statutory tax law in the United States.

(travel) a short alpha-numeric code used by global distribution systems to differentiate between different travel agency offices.

Synonym of blue wall of silence

Uniform Code of Military Justice

A barcode symbology used on retail products, encoding 12 digits using seven bits for each in its main variant, UPC-A, and differing slightly from EAN.

plural of control code