DuckCorp

DuckCorp Dico

(RFC 2229 compliant dictionary server)

Found one definition

  1.                 From The Free On-line Dictionary of Computing (19 January 2023):
                    

    control ctrl

    1. <character, hardware> A control key on a keyboard used to input control characters.

    2. <programming, operating system, graphics> A component in a graphical user interface, e.g. an Active-X control.