How to Use optical illusion in a Sentence

optical illusion

noun
  • The closer building looks larger than the farther one, but it's just an optical illusion. The two buildings are actually the same size.
  • But that proved to be an optical illusion.
    Paul Sullivan, Chicago Tribune, 29 Mar. 2026
  • Many of those grainy photos and videos turned out to be hoaxes or optical illusions.
    Eric Weiner, Washington Post, 9 Aug. 2019
  • The squint-to-see style is the ultimate optical illusion that will make your legs look miles long.
    Reece Andavolgyi, InStyle, 16 July 2026
  • The sleeves are sheer for a unique optical illusion and have a polka-dot-like pattern for more of a pop.
    Alyssa Grabinski, Peoplemag, 16 June 2024
  • And for those of you who like to give yourself optical illusions, here’s how to make a face from arches.
    Cecil Beaton, Vogue, 31 Dec. 2018
  • Later, the lines were proved to be nothing more than an optical illusion.
    TheWeek, 16 Aug. 2020
  • Then later that evening, the moon dog, a rare optical illusion, emerged low over the horizon.
    Norimitsu Onishi Nasuna Stuart-Ulin, New York Times, 4 June 2023
  • But maybe that was something of an optical illusion.
    Kevin Acee, San Diego Union-Tribune, 11 Aug. 2025
  • Is this normal physics, some type of optical illusion, or just plain magic?
    Rhett Allain, WIRED, 25 Apr. 2018
  • Straw raced to the warning track before an optical illusion took place.
    Paul Hoynes, cleveland, 2 Oct. 2022
  • This isn’t the first optical illusion look that Kenny has served.
    Briannah Rivera, Seventeen, 5 Jan. 2023
  • Alas, a big ol' puddle was the culprit of the optical illusion.
    Hannah Kirby, Milwaukee Journal Sentinel, 4 May 2022
  • Don’t dwell on how this trade looks; in a vacuum, a laundry list of draft picks can work as an optical illusion.
    Rob Mahoney, SI.com, 21 June 2019
  • But that isn’t stopping people from trying to wrap their brains around this new optical illusion.
    Raisa Bruner, PEOPLE.com, 12 Oct. 2017
  • This produces the optical illusion that, in fact, your shirt is tucked in right at the top of your skirt, which is certainly not rolled.
    Kelly Conaboy, The Cut, 7 May 2018
  • The singer took to Instagram to share some fun snapshots in an optical illusion of a dress.
    Chaise Sanders, Country Living, 16 Oct. 2021
  • The technique creates an optical illusion of jeans being stuck or glued to the wearer.
    Angela Velasquez, Sourcing Journal, 19 July 2024
  • The legendary pro extended the print over lids and lips for a trippy optical illusion.
    Arden Fanning Andrews, Vogue, 2 Oct. 2022
  • The entire book seems to flip back and forth, like an optical illusion, from literary novel to genre thriller and back again.
    Lev Grossman, The Atlantic, 30 Sep. 2024
  • Amdam likens them to the classic optical illusion (shown on the right) which depicts both a young debutante and an old crone.
    Ed Yong, Discover Magazine, 16 Sep. 2012
  • From a plane, the backlit dunes look like an optical illusion, gentle sand waves rippling out to the horizon’s edge.
    Susanna Schrobsdorff, Time, 7 Feb. 2021
  • Break out of your blazer dress box and try this take from Self-Portrait that feels like an optical illusion.
    Aemilia Madden, Harper's BAZAAR, 24 Oct. 2022
  • Some fans on social media worried that one member of the team may have ended up in a tree, but that turned out to be an optical illusion.
    al, 1 Jan. 2022
  • By the end of next week, Mercury will switch acts in the optical illusion in our sky, moving out of retrograde.
    Marina Koren, The Atlantic, 28 May 2022
  • However, a sheer mesh wraparound panel split the floor-length skirt in half, giving the optical illusion of a minidress.
    Lara Walsh, InStyle, 16 Mar. 2026
  • Of course, the vanishing act is little more than an optical illusion to stargazers on Earth.
    Eric Lagatta, USA TODAY, 30 Nov. 2024
  • In some of the pics, an optical illusion created by the pool water has made her feet look slightly larger and misshapen.
    Emily Wang, Allure, 17 May 2018
  • The jewel colors in this photo are what caught my eye first, followed by the optical illusion of a fist coming out of the sky to punch me in the face.
    Kathryn Prociv, Washington Post, 20 Oct. 2017
  • The trippy look was almost an optical illusion, with a trompe l’oeil, lapel and briefcase designed on the overcoat.
    Rachel Raposas, People.com, 6 May 2025

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