megahertz
Definition
Noun A unit of frequency equal to one million cycles per second. It is used to measure the speed of a computer's processor, the frequency of radio waves, and other rapid oscillations.
Usage
The word "megahertz" is a technical term used primarily in electronics, computing, and telecommunications. It is a standard unit of measurement for frequency. It is often abbreviated as MHz.
Examples
- The old computer's processor ran at a speed of only 500 megahertz.
- This radio station broadcasts at a frequency of 98.5 megahertz.
- The scientist measured the signal's frequency in megahertz.
Advanced Usage
- "Gigahertz" (GHz): A related, larger unit equal to one thousand megahertz (1 GHz = 1000 MHz). It is now more common for describing modern computer processor speeds.
- Example: My new laptop has a 2.5 gigahertz processor.
Variants and Related Words
- Hertz (Hz): The base unit of frequency, equal to one cycle per second.
- Kilohertz (kHz): A unit of frequency equal to one thousand hertz.
- Frequency: The rate at which a vibration or oscillation occurs, measured in hertz.
Synonyms
- Megacycle per second: An older, equivalent term for megahertz.
- MHz: The standard abbreviation.
Noun
-
one million periods per second
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