How to Use insulator in a Sentence

insulator

noun
  • Metal is not a good insulator.
  • The club was formed in 1971 and is the oldest active insulator club in the United States.
    Courant Community, 3 Apr. 2018
  • Down is, ounce-for-ounce, the most effective insulator in the world.
    Déjà Leonard, Popular Mechanics, 17 Jan. 2023
  • The hammocks were attached to walls with Velcro and came with an insulator for the bottom and blanket for the top.
    Roger Simmons, The Seattle Times, 12 Apr. 2019
  • Crouch down on your feet and put an insulator between you and the ground (like a foam sleeping pad or even a backpack).
    David Caraccio, sacbee, 4 June 2019
  • Snow acts as an insulator, keeping the temperature of the ground under the snow warmer than the air.
    Dan Nosowitz, Better Homes & Gardens, 20 May 2020
  • The king of coolers is back with a flyweight (3-pound) contender for best leakproof insulator.
    Dakota Kim, Los Angeles Times, 2 Nov. 2022
  • Wool is an excellent insulator and will harness the power of your body heat to warm you up.
    Maryal Miller Carter, USA TODAY, 1 Feb. 2024
  • This insulator will keep the batch fresh for up to an hour after cooking—giving you plenty of time to enjoy your meal.
    Gabriela Izquierdo, Southern Living, 2 Dec. 2023
  • For an insulator, these electrons are stuck with their original atoms and can not move around.
    WIRED, 27 Oct. 2023
  • Amazon This is a taller version of our favorite insulator for cold ones.
    Nena Farrell, WIRED, 12 July 2023
  • The Novus Hoody is the indispensable layer: a fantastic wet-weather insulator when paired with a hard shell, and a stand-alone soft shell for the skin track.
    Frederick Reimers, Outside Online, 29 Mar. 2022
  • Thin layers can help trap warm air and act as insulators beneath a snowsuit.
    Katrina Cossey, Parents, 12 Feb. 2024
  • With its low density, air is an ideal insulator, which is why puffy coats work so well.
    Ac Shilton, Outside Online, 29 Nov. 2020
  • That’s not the case for an insulator, a material like wood, plastic, or glass.
    WIRED, 27 Oct. 2023
  • Glass is already a great insulator, so will the extra layer of air make a difference?
    Charlie Sorrel, WIRED, 23 Jan. 2009
  • The insulator on one chip affixes to the other when they are pressed together.
    IEEE Spectrum, 21 Feb. 2024
  • At this point, the whole device is covered with a thin layer of hafnium oxide, an insulator that provided a bit of space between the gate and the rest of the hardware.
    John Timmer, Ars Technica, 10 Mar. 2022
  • How come the wetsuit isn’t the official state insulator?
    Norman Chad, San Antonio Express-News, 4 June 2018
  • For very cold weather, an insulator, like a thin down jacket, is useful.
    New York Times, 19 Jan. 2021
  • Whales, seals and some penguins, for example, have thick blubber which acts as a body heat insulator, according to the AAP.
    Jacob Livesay, USA TODAY, 30 Dec. 2022
  • Then, as an insulator, get a long sleeve thermal jersey.
    John Pana, cleveland, 28 Dec. 2020
  • Arcing happens when something like debris or a worn-out cable on an insulator allows the current that helps run the trains to break free.
    Dana Hedgpeth, Washington Post, 1 June 2018
  • Soil covers the top of the residence and surrounds it on three sides, serving as a natural insulator.
    Jack Flemming, Los Angeles Times, 18 Nov. 2021
  • Placing it on a soft surface, like on a pillow, bed, couch, your lap or anything that will act as an insulator is a really bad idea.
    Ken Colburn, azcentral, 24 June 2019
  • The team used graphene and three other materials to create a four-layer insulator that's about 10 atoms thick.
    Courtney Linder, Popular Mechanics, 22 Aug. 2019
  • But during the first half of the 20th century, the spongy material from the bark of the cork oak (Quercus suber) gained much wider use as an industrial sealant and insulator.
    David A. Taylor, Discover Magazine, 18 Apr. 2020
  • The scientists found that the nanowood was just as good an insulator as Styrofoam — slightly better, even.
    Amina Khan, latimes.com, 10 Mar. 2018
  • Down may be goose down (the premium insulator, according to Woodsen) or duck down (the clusters are smaller and less durable than goose, though still very good for insulation).
    Kathleen Felton, Better Homes & Gardens, 21 May 2024
  • As the first ever in-situ temperature measurements taken at the moon’s south pole, the discovery revealed that lunar soil is a powerful insulator.
    Lily Carey, Discover Magazine, 30 July 2024

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'insulator.' 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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