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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
Drivers can turn left on CR 920 and then turn right onto southbound FM 1902. Hedija Spahalic, Dallas Morning News, 23 Mar. 2026 Nexstar operates 201 stations in 116 television markets while Tegna operates 64 full-power broadcast television stations, an AM radio station and an FM radio station. Daniel Arkin, NBC news, 20 Mar. 2026 Junior Célestin of Radio Television Megastar and Osnel Espérance of Radio Uni FM were kidnapped on Friday while reporting near the presidential palace, and their whereabouts and conditions are unknown. Jacqueline Charles, Miami Herald, 17 Mar. 2026 Junior Célestin of Radio Television Megastar and Osnel Espérance of Radio Uni FM were reporting in downtown Port-au-Prince on Friday when they were taken, according to Radio Uni FM. ABC News, 16 Mar. 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 29 Mar. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster