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
Starzynski, an early architect of KXPR-FM and KXJZ-FM, the Sacramento classical and jazz radio stations became Capital Public Radio, later teamed with his wife, Karsan Elliott, in her family’s longstanding health food business. Sacbee.com, 10 Apr. 2026 The results led to the installation of 10 wildlife crossing signs across a 19-mile stretch of FM 3005, with placements designed to alert drivers in both directions. Moná Thomas, PEOPLE, 9 Apr. 2026 In 2024, experts from the Gulf Coast Canine Project voiced concerns to the state transportation agency about ghost wolf mortality rates along FM 3005, the main road running along the coast, especially as development grows on Galveston Island. Ashley Soebroto, Houston Chronicle, 4 Apr. 2026 The data is encoded onto the light using modulation techniques — the same spirit as AM, FM, or phase modulation. Tejasri Gururaj, Interesting Engineering, 30 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 20 Apr. 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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