Synonyms of horizontal

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.

Related Words

• flat
• smooth
• prone
• recumbent
• reclining
• level
• supine
• flush
• prostrate
• plane
• reposing
• even

Dissimilar Words

• vertical
• erect
• standing
• upright
• raised
• upstanding

Example Sentences

Recent Examples of horizontal

The project considered its Universal Canister System in both horizontal and vertical borehole configurations. — Neetika Walter, Interesting Engineering, 22 Sep. 2026

In 2020, researchers described nearly 1,000 independent horizontal transfer events in 307 vertebrate genomes, predominantly in fish. — Jake Buehler, Quanta Magazine, 21 Sep. 2026

The parallel groupings can be vertical, diagonal, horizontal, or a combination. — Madeline Buiano, Martha Stewart, 19 Sep. 2026

Running on both battery and solar power, its dual-lenses cover up to 360 degrees of horizontal panning and 70 degrees of vertical panning, meaning virtually nothing can get out of the frame. — Kelsey Fogarty, PC Magazine, 17 Sep. 2026