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Noun: Mc
  1. One million periods per second
    - megahertz, MHz, megacycle per second, megacycle
Noun: MC
  1. A person who acts as host at formal occasions (makes an introductory speech and introduces other speakers)
    - master of ceremonies, emcee [N. Amer], host

Derived forms: MCs

Type of: entertainer, rate

Encyclopedia: Mc