megahertz
noun
mega·hertz
| \ ˈme-gə-ˌhərts
, -ˌherts\
, -ˌherts\
plural megahertz
Definition of megahertz
: a unit of frequency equal to one million hertz
—abbreviation MHz
Examples of megahertz in a Sentence
Recent Examples on the Web
Lower clock speeds, however, can be mitigated by using each megahertz more efficiently. — Gordon Mah Ung, PCWorld, "10th-gen CPU buyers guide: We ranked every new Intel laptop CPU for you," 21 Aug. 2019 All 377 lightning discharges recorded in Juno’s first eight flybys struck in the Earth-like megahertz and gigahertz range. — Jason Daley, Smithsonian, "Jupiter’s Lightning Is More Earth-Like Than We Thought," 8 June 2018 These photons started out with short radio wavelengths, but over their more than 13-billion-year journey to Earth, the universe's expansion stretched them out to long wavelengths, or low megahertz frequencies. — Daniel Clery, Science | AAAS, "China’s moon mission will probe cosmic dark ages," 16 May 2018 The radio waves that come from these towers are in the megahertz-to- low-gigahertz range and vary according to which bits of spectrum a carrier has licensed from the FCC. — Christopher Mims, WSJ, "5G Wireless Will Redraw the Wireless Industry Map: Who Stands to Lose?," 25 Mar. 2018 RFIDs are typically found in three frequency families: low-frequency (125 and 134 kilohertz), high-frequency (13.56 megahertz), and UHF (800-915 megahertz). — Yael Grauer, Ars Technica, "A practical guide to microchip implants," 3 Jan. 2018 The other has a rectangular membrane, suitable for megahertz frequencies used for TV and radio. — Matthew Hutson, Science | AAAS, "Mini-antennas could power brain-computer interfaces, medical devices," 22 Aug. 2017 Further, the signal was at a frequency of about 1,420 megahertz (MHz), also called the 21-centimter line. — NBC News, "Has Mysterious Signal from Space Finally Been Explained?," 14 June 2017 Also at the May 22 meeting, the Council approved the purchase of new radios that operate on the 800 megahertz to replace VHF radios. — Post-Tribune, "Police to wear body cams in Valparaiso," 28 May 2017These example sentences are selected automatically from various online news sources to reflect current usage of the word 'megahertz.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for megahertz
megahertz
noun
English Language Learners Definition of megahertz
technical
: a unit of radio frequency equal to one million hertz
See the full definition for megahertz in the English Language Learners Dictionary
megahertz
noun
mega·hertz
| \ ˈmeg-ə-ˌhərts
\
\
Medical Definition of megahertz
: one million hertz
—abbreviation MHz
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