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Synonyms

rectangle

American  
[rek-tang-guhl] / ˈrɛkˌtæŋ gəl /

noun

  1. a parallelogram having four right angles.

rectangle British  
/ ˈrɛkˌtæŋɡəl /

noun

  1. a parallelogram having four right angles Compare rhombus

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
rectangle Scientific  
/ rĕk′tăng′gəl /

  1. A four-sided plane figure with four right angles.

Etymology

Origin of rectangle

1565–75; < Medieval Latin rēctangulum, Late Latin rēctiangulum right-angled triangle (noun use of neuter of rēctiangulus having a right angle), equivalent to rēcti- recti- + angulum angle 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The MetroCard, a scuffed yellow rectangle that lived in wallets, coat pockets and the bottoms of tote bags for more than three decades, is officially reaching the end of the line.

From Salon • Dec. 28, 2025

Carrots and papaya plants have already pushed up through a rectangle of dark soil, thanks to a technique based on organic fertilisers made from a mixture of compost and chicken manure.

From Barron's • Nov. 26, 2025

In “Venice, Palazzo Dario,” each rectangle has a different kind of broken color and a different temperature.

From The Wall Street Journal • Oct. 11, 2025

"As long as there is a big green rectangle, 22 players and a ball then Tyler will flourish. He just wants to play football," a well-placed source told BBC Sport.

From BBC • Mar. 31, 2025

I zoom in further and point out the red rectangle.

From "South of Somewhere" by Kalena Miller

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.