How to Use ampere in a Sentence

ampere

noun
  • Each cell also has a robust discharge capability, up to about 10 amperes.
    — IEEE Spectrum, 22 Aug. 2017
  • The researchers found that the cell could deliver a current density of 8 amperes per gram and last 1700 cycles.
    — Ameya Paleja, Interesting Engineering, 14 Jan. 2026
  • For example, a battery with 10,000 milliampere hour rating is equal to 10 ampere hours.
    — ABC News, 3 June 2026
  • Basic electrical standards, such as the ampere and volt, rely on exquisitely accurate time and frequency measurements.
    — Neetika Walter, Interesting Engineering, 17 Nov. 2025
  • The gear, which includes the suit, gloves, and socks, protects against 100 amperes for 10 seconds and 50 A for 30 seconds.
    — IEEE Spectrum, 12 Jan. 2026
  • The electronic circuitry is designed to fit within the overall motor package and shares cooling with the motor, whose windings have up to 90 amperes flowing through them and thus generate a lot of waste heat.
    — IEEE Spectrum, 26 June 2018
  • Smoke from primary wildfires along with weather create conditions for lightning, creating a continuous current with durations ranging from tens to hundreds of milliseconds and amplitudes from several tens to a few hundreds of amperes.
    — Sabbir Rangwala, Forbes.com, 27 Aug. 2025
  • Porsche will offer a single-phase, 48-ampere version for the United States after buyers see their first Cayennes in mid-2026, and a three-phase, 16-A system in Europe.
    — IEEE Spectrum, 30 Dec. 2025
  • To prevent similar situations in the future, Chinese engineers have now developed a 750-megavolt-ampere (MVA) smart DC transformer, the largest of its type in the world.
    — Rupendra Brahambhatt, Interesting Engineering, 28 Dec. 2025
  • The tube has seven beams providing a total current of 137 amperes, with a peak power of 10 MW and average power of 150 kW; its efficiency is greater than 63 percent.
    — IEEE Spectrum, 29 Oct. 2020
  • The 100 kilovolt ampere (kVA) hydrogen generator powered the film’s entire unit basecamp and contributed to an overall reduction in diesel generator fuel usage by over 50%, according to Netflix.
    — Todd Spangler, Variety, 22 Apr. 2026
  • The goal is to create a working prototype for a solid-state battery with a two ampere hour (Ah) capacity—similar to the capacity of most smartphone batteries today—at a target cost of below US $100 per kilowatt hour (kWh) within the next two to three years.
    — IEEE Spectrum, 3 Feb. 2020
  • Rethinking anode design During testing, the prototype silicon-graphene anode retained over 98 percent of its capacity after more than 2,000 cycles at a current density of five amperes per gram (A g-1), with negligible decay compared to non-lithiated counterparts.
    — Georgina Jedikovska, Interesting Engineering, 18 Mar. 2026

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

Last Updated: