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
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.
Duval-Carrie’s gigantic rectangular panels greet visitors on the first floor. Jacqueline Charles, Miami Herald, 7 Dec. 2025 The Selfridges’ launch will also feature one necklace called Midnight Drive, a large, daring piece set with big rectangular gems. Constance Droganes, Footwear News, 5 Dec. 2025 In 1799, English mechanical engineer and inventor George Medhurst proposed moving goods through rectangular cast-iron pipes using air pressure, an early form of pneumatic transport. Georgina Jedikovska, Interesting Engineering, 3 Dec. 2025 Hours earlier, the governor, Josh Shapiro, had led a seder, sitting in the middle of a long rectangular table in the dining room, surrounded by his wife, three of their children, his three siblings, and several nieces and nephews. Benjamin Wallace-Wells, New Yorker, 1 Dec. 2025 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 15 Dec. 2025.

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

More from Merriam-Webster on rectangular

Last Updated: - Updated example sentences
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