modem

1 of 2

noun

mo·​dem ˈmō-dəm 

also

-ˌdem 

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

Noun

The earliest modems used the same scheme, which relies on electromagnetic waves to represent digital information over an analog channel. —Dan Goodin, Ars Technica, 23 Jan. 2025

Additionally, the need for specialized equipment, such as satellite dishes and modems, could introduce compatibility issues with existing consumer devices, further complicating the adoption process. —Suhail Syed, Forbes, 23 Jan. 2025

Song hooked an external battery to her router and modem and was able to communicate with neighbors who couldn’t check the warnings and orders due to spotty cell service and power outages. —Terry Castleman, Los Angeles Times, 21 Jan. 2025

Musk’s SpaceX company manufactures Starlink modems. —Lia Russell, Sacramento Bee, 17 Jan. 2025

Word History

Etymology

Noun

modulator + demodulator

First Known Use

Noun

circa 1952, in the meaning defined above

Verb

1984, in the meaning defined above

Phrases Containing modem

• cable modem
• fax modem

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