te·​lem·​e·​try | \ tə-ˈle-mə-trē How to pronounce telemetry (audio) \

Definition of telemetry

1 : the science or process of telemetering data
2 : data transmitted by telemetry

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Other Words from telemetry

telemetric \ ˌte-​lə-​ˈme-​trik How to pronounce telemetric (audio) \ adjective
telemetrically \ ˌte-​lə-​ˈme-​tri-​k(ə-​)lē How to pronounce telemetrically (audio) \ adverb

Did You Know?

Telemetry is used to obtain data on the internal functioning of missiles, rockets, unmanned planes, satellites, and probes, providing data on such factors as position, altitude, and speed as well as conditions like temperature, air pressure, wind speed, and radiation. Weather forecasters rely on telemetry to map weather patterns. Astronauts on the space shuttle are monitored with telemetry that measures and transmits readings on their blood pressure, respiration, and heart rates. Similar kinds of telemetry are used by biologists to study animals in the wild and keep track of their populations and movements. Telemetry is also widely used in modern agriculture, often to regulate irrigation.

Examples of telemetry in a Sentence

Recent Examples on the Web

There was one slight hiccup, however: The mission team lost telemetry about 40 minutes into flight, right around the time when the Parker Solar Probe was scheduled to separate from its rocket ride and start flying solo. Mike Wall,, "A Fireball and a Wall of Sound: What NASA's Epic Solar Probe Launch Felt Like," 14 Aug. 2018 As the satellite curved around the planet, antennas placed around the globe would lock onto its location and send back telemetry to the people on the ground. Shannon Stirone, Longreads, "Welcome to the Center of the Universe," 15 Mar. 2018 Among those tests were telemetry checks between the booster and the command center and fueling exercises. Eric Berger, Ars Technica, "Rocket Report: Small sat space race goes global, SpaceX nearing demo flight," 20 July 2018 The team stacked the plane with test dummies, luggage, and telemetry, and rigged up a rudimentary remote piloting system so that the final descent could be steered from a chase plane once the crew ditched. Sam Eifling, Popular Mechanics, "This Deliberate Plane Crash Can Teach You How to Ride One Out," 21 Apr. 2016 Besides allowing attackers to run the mining malware, RedLock said the breach also exposed certain non-public Tesla data, including sensitive telemetry information related to Tesla cars. Dan Goodin, Ars Technica, "Tesla cloud resources are hacked to run cryptocurrency-mining malware," 20 Feb. 2018 Both numbers far exceed usage estimates by third parties; for instance, the research firm Strategy Analytics’ opt-in telemetry measured an average of 5.3 GB of data in February among unlimited-data customers. Rob Pegoraro, USA TODAY, "Sprint and Verizon’s latest deals offer still more definitions of “Unlimited”," 17 June 2018 The operator relies partly on direct visuals, with help from an array of cameras on the arm and detailed live telemetry on screens. David Z. Morris, Fortune, "How to Watch SpaceX’s Dragon Ship Deliver Coffee, Experiments, and a Smiling Robot to the International Space Station," 2 July 2018 Radio telemetry has been used successfully to track large wildlife for decades. Katherine J. Wu, Smithsonian, "How Tiny Trackers Could Help Humans Avoid Kissing Bugs’ Deadly Smooch," 9 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'telemetry.' 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 telemetry

1865, in the meaning defined at sense 1

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The first known use of telemetry was in 1865

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English Language Learners Definition of telemetry

technical : the process of using special equipment to take measurements of something (such as pressure, speed, or temperature) and send them by radio to another place


te·​lem·​e·​try | \ tə-ˈlem-ə-trē How to pronounce telemetry (audio) \
plural telemetries

Medical Definition of telemetry

1 : the science or process of telemetering data
2 : data transmitted by telemetry

Other Words from telemetry

telemetric \ ˌtel-​ə-​ˈme-​trik How to pronounce telemetric (audio) \ adjective
telemetrically \ -​tri-​k(ə-​)lē How to pronounce telemetrically (audio) \ adverb

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