(computing) A computer program that reads lines of text entered by a user and interprets them in the context of a given operating system or programming language.

(philosophy) A metaethical theory stating that an action is morally good if commanded by God and morally bad if forbidden by God.

(computing) Alternative form of command line interface

plural of command-line interface

plural of command-line interpreter

The "mother ship" of the spacecraft that carried astronauts to the Moon in the Apollo missions.

(often humorous) Whatever you say you wish for I will treat as a command and do straight away.