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[tuh-lem-i-ter, tel-uh-mee-ter] /təˈlɛm ɪ tər, ˈtɛl əˌmi tər/
any of certain devices or attachments for determining distances by measuring the angle subtending a known distance.
Electricity. the complete measuring, transmitting, and receiving apparatus for indicating, recording, or integrating at a distance, by electrical translating means, the value of a quantity.
verb (used with object)
to transmit (radio signals, data, etc.) automatically and at a distance, as between a ground station and an artificial satellite, space probe, or the like, especially in order to record information, operate guidance apparatus, etc.
verb (used without object)
to telemeter radio signals, data, etc.
Origin of telemeter
First recorded in 1855-60; tele-1 + -meter
Related forms
[tel-uh-me-trik] /ˌtɛl əˈmɛ trɪk/ (Show IPA),
telemetrically, adverb
[tuh-lem-i-tree] /təˈlɛm ɪ tri/ (Show IPA),
noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for telemetry


the use of radio waves, telephone lines, etc, to transmit the readings of measuring instruments to a device on which the readings can be indicated or recorded See also radiotelemetry
the measurement of linear distance using a tellurometer


any device for recording or measuring a distant event and transmitting the data to a receiver or observer
any device or apparatus used to measure a distance without directly comparing it with a measuring rod, etc, esp one that depends on the measurement of angles
(transitive) to obtain and transmit (data) from a distant source, esp from a spacecraft
Derived Forms
telemetric (ˌtɛlɪˈmɛtrɪk), telemetrical, adjective
telemetrically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for telemetry



1860, a rangefinder for surveying and artillery, from French télémètre (1852), from télé- "far" (see tele-) + mètre "meter" (see -meter). Used from 1953 for a pay-as-you-watch TV system with a coin box attached to the set.

Online Etymology Dictionary, © 2010 Douglas Harper
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telemetry in Medicine

telemetry te·lem·e·try (tə-lěm'ĭ-trē)
The science and technology of automatic measurement and transmission of data by radio or other means from remote sources to receiving stations for recording and analysis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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telemetry in Science
The measurement of data at a remote source and transmission of the data (typically by radio) to a monitoring station. Telemetry is used, for example, to track the movements of wild animals that have been tagged with radio transmitters, and to transmit meteorological data from weather balloons to weather stations.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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telemetry in Culture
telemetry [(tuh-lem-uh-tree)]

Automatic measurement and transmission of data or information by such means as wire or (more commonly today) microwave relays from the source to a distant receiver.

Note: Satellites transmit their data by telemetry.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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