rectangular

adjective

rect·​an·​gu·​lar rek-ˈtaŋ-gyə-lər How to pronounce rectangular (audio)
Synonyms of rectangularnext
1
: shaped like a rectangle
a rectangular area
2
a
: crossing, lying, or meeting at a right angle
rectangular axes
b
: having edges, surfaces, or faces that meet at right angles : having faces or surfaces shaped like rectangles
rectangular parallelepipeds
a rectangular solid
rectangularity noun
rectangularly adverb

Examples of rectangular in a Sentence

Recent Examples on the Web
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That research led him to conclude that the long rectangular space east of the Palace’s formal gardens originally functioned as a bowling green. Stephanie Gallman Jordan, Southern Living, 18 May 2026 Tiny oval lenses and slim rectangular frames have slowly given way to oversized bug-eye silhouettes, wraparound shield sunglasses, and statement-making styles that feel more glamorous than understated. Lauren Fisher, Footwear News, 16 May 2026 Its distinctive rectangular case and dial are crafted from 750 honey gold, the brand’s proprietary alloy. Anthony Demarco, Forbes.com, 16 May 2026 Clad in concrete and dotted with rectangular windows, the building now known as Tower Square has been a fixture of Atlanta’s skyline for decades. Zachary Hansen, AJC.com, 15 May 2026 See All Example Sentences for rectangular

Word History

First Known Use

circa 1560, in the meaning defined at sense 1

Time Traveler
The first known use of rectangular was circa 1560

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Cite this Entry

“Rectangular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rectangular. Accessed 21 May. 2026.

Kids Definition

rectangular

adjective
rect·​an·​gu·​lar rek-ˈtaŋ-gyə-lər How to pronounce rectangular (audio)
1
: shaped like a rectangle
a rectangular building
2
: having edges, faces, or surfaces that meet at right angles : having faces or surfaces shaped like rectangles
a rectangular solid
rectangular blocks

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