as in oblique
running in a slanting direction
The diagonal design ran up the wall all the way from the lower left to the upper right-hand corner.
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
as in slope
the degree to which something rises up from a position level with the horizon
The ramp was set at a low diagonal to make it easier for wheelchairs.
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of diagonal
Kathy Barnes, Better Homes & Gardens, 8 Dec. 2025
In commercials the Hummer EV truck, SUV and Sierra Denali EV can be seen dashing through the snow leaving diagonal tire tracks behind.
—Keenan Thompson, Freep.com, 3 Dec. 2025
Cathy Thomas, Oc Register, 18 Aug. 2025
France is often associated with having an 'empty' middle, a strip of vast land that traverses the country diagonally (the 'diagonale du vide', the empty diagonal), which is less populated than its mountains or coastlines and has fewer infrastructure and services.
—Alex Ledsom, Forbes.com, 15 July 2025
See All Example Sentences for diagonal
Adjective
Fold the Cut Paper Fold the paper so that the cut edge aligns with the diagonal crease.
—Noun
Slice tenderloins crosswise on the diagonal.
—Recent Examples of Synonyms for diagonal
Adjective
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For now, the pastor is keeping his politics oblique.—
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Losing Roman Anthony to an oblique strain in early September was a massive blow, and proved the offense wasn’t deep enough.—
Noun
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Strongest winds will occur on the eastern slopes of the San Bernardino mountains.—
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This destabilizes the landscape, weakening steep slopes and damaging critical infrastructure.—
Adjective
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Their test setup involved a ramp containing sand to simulate sloping dunes on Mars.—
Noun
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This time around, the cuisine will focus on Laura’s roots, offering up dishes that show off Mexico’s culinary inclinations.—
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The 11 satellites on board are flying to a mid-inclination orbit.—
Noun
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Our tester was also impressed by how quiet the machine was while increasing its incline.—
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Lows were in the upper 40s, but temperatures will be on the incline throughout the day, topping out in the low 60s.—
Adjective
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Each wing was connected to the main structure with long colonnades, hidden from street view by trees and sloped lawns.—
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Inside, its sloped rooflines, expansive windows, and original stone fireplace made an immediate impression.—
Cite this Entry
“Diagonal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diagonal. Accessed 13 Jan. 2026.
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