How to Use contagious in a Sentence

contagious

adjective
  • I have a cold and I'm still contagious.
  • It's a highly contagious virus.
  • I'm sick, but the doctor says I'm not contagious.
  • To have a guy like that on the team is contagious.
    — Jesse Newell, New York Times, 13 Mar. 2026
  • Measles is the most contagious virus known in the world.
    — Erika Edwards, NBC news, 13 Mar. 2026
  • He's got a contagious laugh that would just light up the room.
    — Andrew Ravens‎, MSNBC Newsweek, 4 June 2025
  • His laugh was so contagious and warm.
    — Daniela Avila, PEOPLE, 19 June 2026
  • His laugh was so contagious and warm.
    — Jack Irvin, PEOPLE, 15 June 2026
  • His laugh was so contagious and warm.
    — Jack Dunn, Variety, 14 June 2026
  • But shame is kind of contagious.
    — Max Gao, Variety, 29 Apr. 2026
  • The illness is not as contagious as a cold or the flu.
    — Lisa Schencker, Chicago Tribune, 30 Jan. 2026
  • Measles is one of the most contagious viruses in the world.
    — Aidin Vaziri, San Francisco Chronicle, 27 Feb. 2026
  • The teary eyes were contagious.
    — Essence, 8 Jan. 2026
  • Measles is one of the most contagious viruses known to medicine.
    — ABC News, 27 Apr. 2026
  • Measles is among the most contagious viruses in the world.
    — Simon Ellery, CBS News, 20 May 2026
  • Frieze’s art fever is contagious.
    — Hikmat Mohammed, Footwear News, 16 Oct. 2025
  • Measles is among the most contagious of viruses.
    — Jennifer Berry Hawes, CNN Money, 21 Feb. 2026
  • As the old saying goes, courage is contagious.
    — Jon Root Outkick, FOXNews.com, 13 June 2026
  • Is contagious standard gone on a team needing to build grit to their grandeur?
    — Dave Hyde, Sun Sentinel, 4 Aug. 2024
  • The virus can stay active and contagious in the air or on surfaces for up to two hours.
    — Korin Miller, Health, 19 Jan. 2024
  • Her jumps were soaring through the air and her school spirit was contagious.
    — Anna Lazarus Caplan, Peoplemag, 28 Feb. 2023
  • Measles is one of the most contagious viruses known to humans.
    — Los Angeles Times, 16 Apr. 2026
  • The highly contagious virus presents as sores in the mouth and rashes on the hands and feet.
    — Angela Andaloro, Peoplemag, 25 Oct. 2022
  • The walks are a little contagious for the Longhorns.
    — Thomas Jones, Austin American Statesman, 3 Apr. 2026
  • And then, of course, Michael Potts laughed, which is contagious.
    — Mark Olsen, Los Angeles Times, 19 Dec. 2024
  • The teacher’s passion was so contagious that my son caught the fever.
    — Peter Smagorinsky, AJC.com, 29 Apr. 2026
  • The dogs’ excitement is contagious and hasn’t died down at all.
    — Angela Andaloro, Peoplemag, 18 Mar. 2024
  • The disease is highly contagious and spreads through the air.
    — Laura Schulte, Milwaukee Journal Sentinel, 12 Oct. 2021
  • Experts make clear that suicide isn’t contagious like the flu.
    — Max Kutner, The Hollywood Reporter, 16 Dec. 2024
  • The good vibes are simply contagious.
    — Tiney Ricciardi, Denver Post, 1 June 2026

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