fm

1 of 4

abbreviation (1)

fathom

Fm

2 of 4

symbol

fermium

FM

3 of 4

noun

often attributive
: a broadcasting system using frequency modulation
also : a radio receiver of such a system

FM

4 of 4

abbreviation (2)

field manual

Examples of fm in a Sentence

Recent Examples on the Web
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Noun
Motivated perhaps by his father’s pioneering work, the younger Rogers partnered in 1960 with a prominent broadcaster to buy Toronto’s CHFI Radio, the country’s first FM station. Brooks Decillia, Encyclopedia Britannica, 12 May 2026 For the third time in seven years, a Christian radio network has taken over an Atlanta FM signal. Rodney Ho, AJC.com, 11 May 2026 Traffic will be paused intermittently along FM 1709 between Randol Mill/Davis Boulevard and Peytonville. Fousia Abdullahi, Fort Worth Star-Telegram, 9 May 2026 Visitors can also raft or canoe along the Rio Grande from several access points along FM 170, or bird-watch—more than 300 avian species have been spotted in the park. Amanda Ogle, Travel + Leisure, 28 Apr. 2026 See All Example Sentences for fm

Word History

Etymology

Noun

frequency modulation

First Known Use

Noun

1940, in the meaning defined above

Time Traveler
The first known use of fm was in 1940

Browse Nearby Words

Cite this Entry

“Fm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fm. Accessed 17 May. 2026.

Kids Definition

FM

noun
ˈef-ˌem
: a system of broadcasting using frequency modulation
also : a receiver of radio waves broadcast by such a system
FM adjective

Medical Definition

Fm

symbol
fermium
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