rectangular

adjective

rect·​an·​gu·​lar rek-ˈtaŋ-gyə-lər 

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

(ˌ)rek-ˌtaŋ-gyə-ˈler-ə-tē 

-ˈla-rə-tē

noun

rectangularly

rek-ˈtaŋ-gyə-lər-lē 

adverb

Examples of rectangular in a Sentence

Recent Examples on the Web

The current parking lot on the east side of the building would be removed and relocated to the west side, with 34 spaces available and one ADA reserved space, and a new crosswalk along Lee Boulevard with rectangular rapid flashing beacons will be installed for pedestrian access. —Taylor O'Connor, Kansas City Star, 25 Nov. 2025

The Action 6 looks a lot like the previous model, with an outsized lens breaking out of the boxy rectangular body alongside a front-facing display. —New Atlas, 21 Nov. 2025

One of them was the Marine—Omega’s first water resistant watch for civilian divers, launched in 1932, with a rectangular shape reminiscent of the Jaeger-LeCoultre Reverso. —Carol Besler, Robb Report, 21 Nov. 2025

The Avenue Montaigne flagship showcases all product categories spread across a series of spacious rectangular and circular salons, its three levels connected via two dramatic spiral staircases in dark wood flanking the back part of the store. —Miles Socha, Footwear News, 18 Nov. 2025

Word History

First Known Use

circa 1560, in the meaning defined at sense 1

Phrases Containing rectangular

• rectangular coordinate

Rhymes for rectangular

• quadrangular
• subangular
• triangular
• angular
• subtriangular

Kids Definition

rectangular

adjective

rect·​an·​gu·​lar rek-ˈtaŋ-gyə-lər 

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