Synonym Chooser

How does the adjective vertical differ from other similar words?

The words perpendicular and plumb are common synonyms of vertical. While all three words mean "being at right angles to a base line," vertical suggests a line or direction rising straight upward toward a zenith.

the side of the cliff is almost vertical

When could perpendicular be used to replace vertical?

The words perpendicular and vertical are synonyms, but do differ in nuance. Specifically, perpendicular may stress the straightness of a line making a right angle with any other line, not necessarily a horizontal one.

the parallel bars are perpendicular to the support posts

When is it sensible to use plumb instead of vertical?

While the synonyms plumb and vertical are close in meaning, plumb stresses an exact verticality determined (as with a plumb line) by earth's gravity.

make sure that the wall is plumb

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of vertical Last month, the electric vertical take-off and landing (eVOTL) vehicles were involved in a collision in the sky during a rehearsal for an airshow in northeastern China. Eileen Falkenberg-Hull, MSNBC Newsweek, 8 Oct. 2025 New Shepard's first stage came back to Earth for a vertical, powered landing about 8 minutes after launch, and the autonomous vehicle's capsule followed suit several minutes later, touching down under parachutes in the Texas desert. Mike Wall, Space.com, 8 Oct. 2025 Options trade With an IV Rank of 74%, options are expensive, making vertical call spreads attractive to reduce premium outlay and improve our risk to reward. Tony Zhang, CNBC, 8 Oct. 2025 Use the vertical space in a small bedroom to get more storage and make the room feel larger. Abby Wolner, Better Homes & Gardens, 8 Oct. 2025 See All Example Sentences for vertical
Recent Examples of Synonyms for vertical
Adjective
  • The theater gave him a standing ovation.
    Scott Roxborough, HollywoodReporter, 3 Oct. 2025
  • The second clip showed Princess Kate getting a standing ovation at the Wimbledon Tennis Championship in London in July 2024 during only her second public appearance after starting chemotherapy for cancer that February.
    Jack Royston, MSNBC Newsweek, 30 Sep. 2025
Adjective
  • If the silica is perpendicular, photons arrive together.
    Neetika Walter, Interesting Engineering, 6 Oct. 2025
  • The narrow, strong currents flow quickly and perpendicular to the coastline.
    Jeanine Santucci, USA Today, 20 Aug. 2025
Adjective
  • Many use social media to call for an end to the violence, then erect memorials at the site of the shooting.
    David Clarey, jsonline.com, 10 Sep. 2025
  • On the fateful day that inbound Soviet bombers filled the skies above America with godless communism, the horizontal Bomarc missiles would literally become erect, and fire vertically.
    Literary Hub, Literary Hub, 5 Aug. 2025
Adjective
  • Studies show that angling yourself upright during sleep can help combat a number of related issues—including sleep apnea, acid reflux, lower back pain, and snoring.
    Nashia Baker, Architectural Digest, 10 Oct. 2025
  • In this way, the robot’s system zero has learned by trial and error to walk and stay upright with high accuracy.
    Billy Perrigo, Time, 9 Oct. 2025

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Cite this Entry

“Vertical.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/vertical. Accessed 13 Oct. 2025.

More from Merriam-Webster on vertical

Last Updated: - Updated example sentences
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