at·​ten·​u·​a·​tor ə-ˈten-yə-ˌwā-tər How to pronounce attenuator (audio)
: a device for attenuating
especially : one for reducing the amplitude of an electrical signal without appreciable distortion

Examples of attenuator in a Sentence

Recent Examples on the Web But the main attenuator of all the nasty oxides and other chemical compounds that come from combustion is the catalytic converter. Robin Warner, Ars Technica, 5 Dec. 2023 Dash-camera video of the crash obtained by KTLA-TV Channel 5 showed the vehicle heading down the freeway before striking the attenuator and flipping into the air. Alexandra E. Petri, Los Angeles Times, 26 June 2023 The driver tried to shift from the right lanes to the left one at the last second, hit the crash attenuator − a safety device intended to reduce damage when a vehicle leaves the roadway − and went back into the right three lanes, involving four more vehicles in the crash, police said. The Indianapolis Star, 30 Apr. 2023 Additionally, cars will also feature a new larger, more visible LED rain light on the rear of the attenuator to help better point out cars ahead. Nathan Brown, The Indianapolis Star, 24 Feb. 2023 The output from the attenuator passes into a headphone amplifier, output selector, and a low-frequency subwoofer output. IEEE Spectrum, 25 Feb. 2022 Galilee desperately needs a multimillion-dollar wave attenuator, which decreases wave height and energy to protect docks from storm damage. Elena Kadvany, San Francisco Chronicle, 27 Mar. 2023 The fatal crash occurred on Highway 101 in Mountain View, California, in March 2018 when Huang's Model X, operating under Autopilot, swerved into a highway crash attenuator at more than 70 mph. Jonathan M. Gitlin, Ars Technica, 17 Jan. 2023 The furnace’s heliostat, a 40-foot-wide panel of 36 mirrors (not visible here), tracks the sun across the sky, reflecting light into the attenuator (1), a grate that can be opened or closed like a window blind. Danielle Egan, Discover Magazine, 16 Dec. 2010

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'attenuator.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1899, in the meaning defined above

Time Traveler
The first known use of attenuator was in 1899

Dictionary Entries Near attenuator

Cite this Entry

“Attenuator.” Dictionary, Merriam-Webster, Accessed 19 May. 2024.

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