megahertz

[ meg-uh-hurts ]

noun

, Electricity.

, plural meg·a·hertz, meg·a·hertz·es.

1. a unit of frequency, equal to one million cycles per second. : MHz

megahertz

/ ˈmɛɡəˌhɜːts /

noun

1. one million hertz; one million cycles per second MHz Former namemegacycle

megahertz

/ mĕg′ə-hûrts′ /

1. A unit of frequency equal to one million cycles per second, or one million hertz.

megahertz

1. One million cycles per second. Often used to indicate computer processing speed.

Word History and Origins

Origin of megahertz¹

First recorded in 1940–45; mega- + hertz

Example Sentences

Reader Mike Neary wondered why researchers consider these radio frequencies low, given that the frequencies reside in the International Telecommunication Union’s “very high frequency” band, which ranges from 30 to 300 megahertz.

From Science News

Cellcom gets about 10.5 megahertz of spectrum; Jawwal about 4.8 (spectrum, too, is a "security" asset).

From The Daily Beast