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
But this isn’t the age of dial-up modems and his fate is sealed instantly. Scott Tobias, Vulture, 3 May 2026 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 The cable that connects your modem to your Wi-Fi router or main mesh unit is likely an Ethernet cable with an RJ45 connector. Simon Hill, Wired News, 27 Apr. 2026 Bajarin predicts all iPhone modems will be made by Apple by the end of next year. Katie Tarasov, CNBC, 21 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 11 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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