rectangular

1 of 2

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

rectangularity

2 of 2

noun

rect·​an·​gu·​lar·​i·​ty (ˌ)rek-ˌtaŋ-gyə-ˈla-rə-tē 

-ˈler-ə-

plural -es

: the quality or state of being rectangular : rigidity of form

Examples of rectangular in a Sentence

Recent Examples on the Web

Adjective

The two trophies, for the men’s and women’s crews, each sit within a rectangular frame that reflects Chanel’s signature colors. — Samantha Conti, Footwear News, 30 Sep. 2026

There’s the Gotham with rectangular lenses, the Nomad with larger rectangular lenses, and the Archive with round lenses. — Will Greenwald, PC Magazine, 28 Sep. 2026

The elegant, shallow, and rectangular pool in the backyard—it's surrounded by comfortable lounge chairs and framed by wildflowers and massive white hydrangeas in the summer. — Condé Nast, Condé Nast Traveler, 26 Sep. 2026

Rather than evolve the rounded ones from the Bentayga, it's gone with a more inoffensive rectangular design, with slim daylight running lights at the top. — New Atlas, 26 Sep. 2026

Word History

Etymology

Noun

rectangular + -ity

First Known Use

Adjective

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