repeater
Americannoun
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a person or thing that repeats.
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Horology. a timepiece, especially a watch, that may be made to strike the hour or part of the hour.
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Education. a student who repeats a course or group of courses that they have failed.
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a person who votes illegally by casting more than one vote in the same election.
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a person who has been convicted and sentenced for one crime, and later for another; recidivist.
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Mathematics. (no longer in technical use) a repeating decimal.
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Telecommunications. a device capable of receiving one-way or two-way communications signals and delivering corresponding signals that are either amplified, reshaped, or both.
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Navigation. gyro repeater.
noun
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a person or thing that repeats
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Also called: repeating firearm. a firearm capable of discharging several shots without reloading
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a timepiece having a mechanism enabling it to strike the hour or quarter-hour just past, when a spring is pressed
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electrical engineering a device that amplifies or augments incoming electrical signals and retransmits them, thus compensating for transmission losses
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Also called: substitute. nautical one of three signal flags hoisted with others to indicate that one of the top three is to be repeated
Other Word Forms
Etymology
Origin of repeater
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
FPVs have an average range of 15 kilometers or longer if a signal repeater or optic fiber wires are used, allowing operators to sit far from the front lines.
From The Wall Street Journal ● May 1, 2026
Coordinated by Saarland University, the QR.N network includes 42 partners from universities, research institutes, and industry who collaborate on developing and testing quantum repeater technology in optical fiber networks.
From Science Daily ● Nov. 29, 2025
The radar in question, a Neva-B, was acting as a repeater, expanding Russia's field of vision in the vital waters between Ukraine and the Crimean Peninsula.
From BBC ● Sep. 11, 2023
The park’s radio repeater is used for emergency response, public safety and administrative communications, the office said.
From Seattle Times ● Jul. 13, 2022
“Now we shall see. We shall see,” said the repeater, fidgeting.
From "Between Shades of Gray" by Ruta Sepetys
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
