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

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Recent Examples of horizontal Ryo is composed of long horizontal shelves supported by adjustable triangular elements made by folding a single sheet of aluminum, together creating open, multifunctional shelving systems. —

Sofia Celeste, Footwear News, 27 Feb. 2026 Up the ante by focusing those horizontal lines on just your tips. —

Christina Perrier, InStyle, 27 Feb. 2026 To achieve a more natural look when filling in your brows, think vertical (or at a 45 degree angle at the very most)—never horizontal. —

Lottie Winter, Glamour, 26 Feb. 2026 To clean glasses with lens wipes, wipe the insides of your lenses in horizontal motions. —

Claire Hoppe Norgaard, Better Homes & Gardens, 25 Feb. 2026 See All Example Sentences for horizontal

Recent Examples of Synonyms for horizontal

flat

Adjective

The garden workspace offers ample room to plant seedlings, mix soil, and organize tools with its flat work surface, drawer, hooks, and shelf.

— Mariana Best, Better Homes & Gardens, 6 Mar. 2026
Anderson is here for the melodrama, the special lessons and the climaxes that fall flat.

— Jessica Lipsky, Los Angeles Times, 6 Mar. 2026