router

1 of 3

noun (1)

rout·​er ˈrau̇-tər How to pronounce router (audio)
: one that routs: such as
a
: a routing plane
b
: a machine with a revolving vertical spindle and cutter for milling out the surface of wood or metal

router

2 of 3

noun (2)

rout·​er ˈrü-tər How to pronounce router (audio)
ˈrau̇-
: one that routes
especially : a device that mediates the transmission routes of data packets over an electronic communications network (such as the Internet)

router

3 of 3

noun (3)

rout·​er ˈrü-tər How to pronounce router (audio)
ˈrau̇-
: a horse trained for distance races

Examples of router 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
The service works by connecting a router to T-Mobile’s 5G wireless network. Kara McGinley, USA Today, 15 Aug. 2025 In an age of one-click everything, eSIM activation still feels like configuring a home router circa 2008. Dmitri Verbovski, Forbes.com, 15 Aug. 2025 Cisco Systems, long anchored in its networking hardware business—selling routers, switches, and other infrastructure products—has repositioned itself to meet surging enterprise demand for AI infrastructure. Ashley Lutz, Fortune, 14 Aug. 2025 This crucial tunneling from the physical to the digital world happens at specific access points: a digital device or sensor, WiFi routers, satellites, and base stations. Petar Popovski, IEEE Spectrum, 13 Aug. 2025 See All Example Sentences for router

Word History

Etymology

Noun (1)

rout entry 4 + -er entry 2

Noun (2)

route entry 2 + -er entry 2

Noun (3)

route entry 1 (in sense "race of a mile or more") + -er entry 2

First Known Use

Noun (1)

1818, in the meaning defined above

Noun (2)

1903, in the meaning defined above

Noun (3)

circa 1951, in the meaning defined above

Time Traveler
The first known use of router was in 1818

Browse Nearby Words

Cite this Entry

“Router.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/router. Accessed 28 Aug. 2025.

Kids Definition

router

1 of 2 noun
rout·​er ˈrau̇t-ər How to pronounce router (audio)
: a machine for cutting out the surface of wood or metal

router

2 of 2 noun
rout·​er ˈrüt-ər How to pronounce router (audio)
ˈrau̇t-
: one that routes
especially : a device that sends data from one place to another within a computer network or between computer networks

More from Merriam-Webster on router

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