HORIZONTAL Synonyms: 18 Similar and Opposite Words

horizontal

adjective

as in flat

parallel to the ground She reclined the chair to a horizontal position. The line on the graph was nearly horizontal, indicating little growth over the fiscal year.

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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 horizontal Seed Studio Landscape Design used a variety of horizontal and vertical wood finishes that look assembled over time to create an organic and relaxed feel in this modern backyard. —

Kristin Hohenadel, The Spruce, 24 Apr. 2026 Its field of fire covers nearly a full horizontal arc. —

Georgina Jedikovska, Interesting Engineering, 22 Apr. 2026 The two boys look at each other and then take three snailish steps toward the open window of the Lincoln, the older with his arm flung horizontal like hazard tape across his brother's chest. —

Danielle Parker, CBS News, 21 Apr. 2026 This horizontal pulling exercise effectively targets your mid-back, rhomboids, and traps, all of which contribute to improved posture and a balanced back. —

Jakob Roze, Health, 21 Apr. 2026 See All Example Sentences for horizontal

Recent Examples of Synonyms for horizontal

flat

Adjective

Informed by models of oceans on Earth, California Institute of Technology geologists Abdallah Zaki and Michael Lamb studied topographic data of Mars taken by orbiters to find a flat band of land like a continental shelf, suggesting an ocean once roiled in the Martian northern hemisphere.

— Eric Lagatta, USA Today, 23 Apr. 2026
American noted the midpoint of its 2026 earnings forecast is flat on the year, even with a $4 billion increase in fuel costs.

— Leslie Josephs, CNBC, 23 Apr. 2026