How to Use impedance in a Sentence

impedance

noun
  • That impedance is a telltale sign of the plant’s health.
    — Meghie Rodrigues, IEEE Spectrum, 2 June 2025
  • This rate of impedance change is measured by the sensor as a raw current signal.
    — Diya Dwarakanath, IEEE Spectrum, 11 Aug. 2025
  • The audio jack supports high-impedance headphones, which is nice.
    — Ewan Spence, Forbes, 10 June 2022
  • This allowed the researchers to trigger the switches at will, doubling impedance along the strip.
    — Darren Orf, Popular Mechanics, 15 Mar. 2023
  • This study’s detection is done with label-free impedance biosensors.
    — Diya Dwarakanath, IEEE Spectrum, 11 Aug. 2025
  • When these switches in the new device are triggered at the same time, the impedance of the strip doubles in about 3 nanoseconds.
    — IEEE Spectrum, 22 Mar. 2023
  • That impedance is measured and calculated to provide the user with a wide range of body data.
    — Allen Foster, chicagotribune.com, 19 Dec. 2020
  • There’s a button to enable 48-volt phantom power and what looks to be a switch for high-impedance headphones.
    — Gordon Mah Ung, PCWorld, 8 Dec. 2018
  • Maybe the game won't sync across platforms, and the impedance of having to start all over will be enough to prevent notable devolution.
    — Kevin Purdy, Ars Technica, 5 Sep. 2024
  • Most earbuds or headphones with an impedance of 16Ω will work fine with the Rhodium.
    — Mark Sparrow, Forbes, 10 July 2022
  • This detects your total bone weight based on bioelectrical impedance.
    — Caroline Thomason, Health, 14 June 2023
  • The impedance scarcely varies from a nominal 6Ω over most of the frequency range.
    — Mark Sparrow, Forbes, 1 Nov. 2024
  • Stavrinidou says that ensuring that impedance spectrum changes tell exactly what is wrong with a plant in an unknown scenario is still a challenge.
    — Meghie Rodrigues, IEEE Spectrum, 2 June 2025
  • There's also bioelectrical impedance, which models the body as five cylinders of mass (the trunk and four limbs) and estimates body fat mass.
    — Kevin Purdy, Ars Technica, 14 June 2023
  • It is made up of many small reflective elements that can be switched between high and low electrical impedance, which alters the phase of any wave that bounces off them.
    — IEEE Spectrum, 3 May 2024
  • This new bandage is made up of wireless circuits that use temperature and impedance sensors to monitor how the wound is healing.
    — Joshua Hawkins, BGR, 3 Jan. 2023
  • There is a dedicated, high-impedance guitar/bass input as well as two stereo ¼-inch inputs for keyboards or electronic drums.
    — Mark Sparrow, Forbes.com, 21 June 2026
  • Near the end of the rehabilitation project, there will be some pavement patching work at the north end near the junction of the Kennedy impedance.
    — Carolyn Stein, Chicago Tribune, 11 Mar. 2025
  • Special care has been taken to marry a low-density nitrile surround to the cone, to match its impedance and reduce reflections from the cone edge.
    — Mark Sparrow, Forbes, 17 Mar. 2022
  • Based on fluid levels in the body and hydration status, body water weight is captured by bioelectrical impedance.
    — Caroline Thomason, Health, 14 June 2023
  • That enabled Smith and his cohorts to record the vocal tract impedance in different configurations in the mouth.
    — Elizabeth Rayne, Ars Technica, 29 Dec. 2023
  • Adding a better headphone jack that works with high impedance headphones means that music producers can plug in more power-hungry models without adding a headphone amp.
    — Parker Hall, Wired, 18 Oct. 2021
  • The low impedance of the capacitor minimizes any remaining ripple voltage on the battery side.
    — IEEE Spectrum, 10 Jan. 2023
  • Low-impedance speakers put more stress on speaker wire, and not all speaker wire is intended for in-wall installations (though it should be clearly labeled either way).
    — Don Melanson, Popular Mechanics, 18 July 2018
  • Measuring electrical impedance at the plant stem, a device transmits data to a receiver placed at the base of the plant—which infers water levbels and needs of the plant.
    — IEEE Spectrum, 16 Jan. 2024
  • This layout fundamentally shifts the way at-home bioelectrical impedance works.
    — New Atlas, 1 July 2026
  • In addition, the length will, in part, determine the necessary impedance, or maximum ohm load and resistance of a speaker cable.
    — Bestreviews, Mercury News, 9 Jan. 2026
  • The sensor measures the electrical impedance of the plant stem, which indirectly measures moisture in the plant based on ions and conductivity.
    — IEEE Spectrum, 16 Jan. 2024
  • Rolls-Royce claims torsional stiffness has increased and that the lower acoustic impedance of aluminum has helped to improve cabin refinement.
    — Mike Duff, Car and Driver, 1 Sep. 2020
  • Giles stated the impedance, or type of electrical resistance for alternating currents (what supplies power to household outlets), could be changed if a wire is bent many times.
    — Miriam Fauzia, USA TODAY, 6 Apr. 2021

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

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