modem

1 of 2

noun

mo·​dem ˈmō-dəm How to pronounce modem (audio)
also
-ˌdem How to pronounce modem (audio)
plural modems
: a device that converts signals produced by one type of device (such as a computer) to a form compatible with another (such as a telephone) and that is used especially to transmit and receive information between computers via landlines

modem

2 of 2

verb

modemed; modeming; modems

transitive verb

: to send (something, such as data) via a modem

Examples of modem in a Sentence

Recent Examples on the Web
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Noun
The most common example is running an Ethernet cable from your modem to your desktop computer to have access to the internet. Bestreviews, Chicago Tribune, 28 Apr. 2026 Bajarin predicts all iPhone modems will be made by Apple by the end of next year. Katie Tarasov, CNBC, 21 Apr. 2026 Almost every new vehicle has at least one modem embedded somewhere, connected to some cloud or other. Jonathan M. Gitlin, ArsTechnica, 16 Apr. 2026 Satellite Connectivity Related to the modem, there have been rumors that there will be a different kind of connectivity on board as well. David Phelan, Forbes.com, 16 Apr. 2026 See All Example Sentences for modem

Word History

Etymology

Noun

modulator + demodulator

First Known Use

Noun

circa 1952, in the meaning defined above

Verb

1984, in the meaning defined above

Time Traveler
The first known use of modem was circa 1952

Browse Nearby Words

Cite this Entry

“Modem.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/modem. Accessed 5 May. 2026.

Kids Definition

modem

noun
mo·​dem
ˈmō-ˌdem
: a device that changes signals from one form to a form which can be used by another kind of equipment
computer information is sent over telephone lines using a modem

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