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

This 20-piece container set from Pyrex comes with 1- and 4-cup square and round containers, as well as 2-cup rectangular containers made from glass. — Alicia Geigel, Southern Living, 14 July 2026

Across the aisle on the entry side, the compact kitchen block equips trailer cooks with a dual-burner gas stove with hard lid, rectangular sink, 59-L fridge and two wing-like worktops - one that folds down and one that removes and stores away. — New Atlas, 11 July 2026

Military personnel observed a small rectangular object moving through restricted airspace during operations. — Aamir Khollam, Interesting Engineering, 10 July 2026

Placement From circular to square to rectangular, gas fire pits come in several shapes. — Bestreviews, Chicago Tribune, 9 July 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