WordNet (r) 3.0 (2006):

Mc
    n 1: one million periods per second [syn: megahertz, MHz,
         megacycle per second, megacycle, Mc]

Moby Thesaurus II by Grady Ward, 1.0:

65 Moby Thesaurus words for "MC":
   AFTRA, Abbot of Unreason, DJ, Lord of Misrule, anchor man,
   announcer, attorney, auteur, bailiff, ballyhoo man, barker,
   broadcaster, butler, callboy, commentator, costume designer,
   costumer, costumier, croupier, curator, custodian, director,
   disk jockey, emcee, equestrian director, exhibitor, factor,
   guardian, housekeeper, impresario, landreeve, librarian, majordomo,
   makeup man, marshal, master of ceremonies, news commentator,
   newscaster, playreader, proctor, procurator, producer,
   program director, programmer, prompter, radiobroadcaster,
   ringmaster, scenewright, seneschal, set designer, showman,
   social director, sound-effects man, spieler, sportscaster,
   stage director, stage manager, steward, theater man, theatrician,
   ticket collector, toastmaster, usher, usherer, usherette



The Free On-line Dictionary of Computing (30 December 2018):

MC

    An extension of C with modules.  Symbols in
   other modules can be referenced using a dot notation.

   ["Design and Implementation of a C-Based Language for
   Distributed Real-Time Systems", A. Rizk et al, SIGPLAN Notices
   22(6):83-96 (June 1987)].

   (1995-10-06)


The Free On-line Dictionary of Computing (30 December 2018):

mc

    The country code for Monaco.

   (1999-01-27)