up·link | \ˈəp-ˌliŋk \

Definition of uplink 

1 : a communications channel for transmissions to a spacecraft or satellite also : the transmissions themselves

2 : a facility on earth for transmitting to a spacecraft or satellite

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Other Words from uplink

uplink verb

Examples of uplink in a Sentence

Recent Examples on the Web

Martian spacecraft have uplink and downlink windows that vary throughout the year due to differences between Earth and Mars rotations, according to Canberra. Joe Pappalardo, Popular Mechanics, "The Time I Thought a Mars Rover Spoke To Me On a Barstool," 15 June 2018 Sometimes those envelopes contain the uplink, or commands. Shannon Stirone, Longreads, "Welcome to the Center of the Universe," 15 Mar. 2018 In the case of the WGN news broadcast, engineers were able to change the frequency used in the uplink to the John Hancock tower after a brief interruption, and the audio from the pirate transmission was drowned in static. Sean Gallagher, Ars Technica, "Thirty years later, “Max Headroom” TV pirate remains at large," 22 Nov. 2017 Instead of computing on its own, Minitel connected to remote services via uplink, like a 1960s mainframe or a modern Google Chromebook. Julien Mailland, The Atlantic, "Minitel, the Open Network Before the Internet," 16 June 2017 However, some groups will need 10 years, and others like air combat training telemetry and high-powered satellite uplink users, will just share spectrum rather than move to a new spectrum band. Eric Tegler, Popular Mechanics, "Our Invisible Data Highway Is a Congested Mess," 30 Jan. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'uplink.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of uplink

1968, in the meaning defined at sense 1

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Dictionary Entries near uplink






up lock


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Time Traveler for uplink

The first known use of uplink was in 1968

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Britannica.com: Encyclopedia article about uplink

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What made you want to look up uplink? Please tell us where you read or heard it (including the quote, if possible).


exaggeratedly or childishly emotional

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