megahertz(redirected from mega hertz)
Also found in: Dictionary, Thesaurus, Medical.
one million hertz; one million cycles per second.
Unit of frequency, equal to 1,000,000 hertz. Abbreviated MHz. Also known as megacycle (Mc).
(MHz) Millions of cycles per second. The unit of frequency used to measure the clock rate of modern digital logic, including microprocessors.