How to Use infectious in a Sentence

infectious

adjective
  • She has an infectious grin.
  • The kills are gory, the satire is thick, and the charm is so infectious.
    Deanna Janes, Harper's BAZAAR, 4 Aug. 2023
  • It’s known as the leading cause of infectious blindness in the world.
    Sean Mowbray, Discover Magazine, 28 Apr. 2023
  • With this big grin on his face, and an infectious laugh.
    Christian Allaire, Vogue, 11 July 2023
  • Rosenberg is thrilled to see the infectious song still landing arrows to the heart.
    Jem Aswad, Variety, 21 Mar. 2023
  • Garcia says her son loved to cook and fish and had an infectious smile that would light up a room.
    Brooke Taylor, Fox News, 28 Oct. 2024
  • Yet the genre blend is pure Beck, and his infectious energy was the furnace behind all of the songs.
    William Earl, Variety, 11 Sep. 2023
  • The youngest daughter said that her father’s passion and drive to fight the good fight is infectious.
    Taylor Hartz, Hartford Courant, 23 July 2022
  • Kealan has a way of sharing his sense of humor with those around him and his laugh is infectious!
    BostonGlobe.com, 7 May 2023
  • The 2020s have already been a long decade for those who study infectious diseases.
    Tara C. Smith, Quanta Magazine, 29 Sep. 2022
  • The movies feel a little bit alive, a little bit infectious.
    Darryn King, Washington Post, 16 Sep. 2022
  • Michelle Buteau has the most beautiful and infectious laugh.
    Emma Specter, Vogue, 28 July 2023
  • Tests did not detect any live, infectious virus in the products, the FDA said in its May 10 update.
    Michelle Marchante, Miami Herald, 28 May 2024
  • The 16-year-old’s good mood is often infectious and she’s described as a delight to be around.
    The Star, Kansas City Star, 27 Jan. 2024
  • After all, hitting is said to be infectious in a dugout.
    Patrick Saunders, The Denver Post, 14 May 2024
  • These girls could sing, dance, and put on a show that’s indisputably infectious.
    Mekita Rivas, refinery29.com, 15 Aug. 2023
  • That sense of glee in a couple of hometown guys getting away with it is infectious.
    David Fear, Rolling Stone, 1 Aug. 2024
  • His energy is infectious and is one of the things Holly loves about him.
    Rebecca Aizin, Peoplemag, 19 Jan. 2024
  • Benny’s love for comics was infectious and amazing to be around.
    Becca Longmire, Peoplemag, 11 June 2024
  • The study determined that most kids were infectious through day three of their illness.
    Korin Miller Published, Verywell Health, 7 Nov. 2023
  • As a result, more immune cells circulate in the blood, which can then fight off the infectious agents.
    Desireé Oostland, Vogue, 29 July 2024
  • Miles explained what makes the State Farm's ads so infectious in their ad treatment and creative process.
    Dana Scott, The Arizona Republic, 12 Feb. 2023
  • And norovirus can remain infectious in water for two months or more.
    Lauren J. Young, Scientific American, 14 Mar. 2023
  • Cherry's love and irresistibly infectious laugh touched the lives of so many.
    Joey Nolfi, EW.com, 23 Sep. 2022
  • Changing the name of an infectious disease in the middle of a growing outbreak may seem risky.
    Brittny Mejia, Los Angeles Times, 26 Aug. 2022
  • Liam had an energy for life and a passion for work that was infectious.
    Lindsay Kimble, People.com, 18 Oct. 2024
  • Laura was a bright light…her infectious energy and humor gave a spark to the early days of our band.
    Mitchell Peters, Billboard, 23 Dec. 2023
  • Their shady underside and the infectious sounds preserved in their groves echo the era when jazz arrived in Chicago.
    Ron Grossman, Chicago Tribune, 19 Feb. 2023
  • Once the bubbles are inside, the molecules can suppress the infectious mold cells.
    Laura Baisas, Popular Science, 20 Dec. 2023
  • Their passion for wine was infectious, and I was captivated from the start.
    Noel Burgess, Forbes, 27 Nov. 2024

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