hexagonal

adjective

hex·​ag·​o·​nal hek-ˈsa-gə-nᵊl 

1

: having six angles and six sides

2

: having a hexagon as section or base

3

: relating to or being a crystal system characterized by three equal lateral axes intersecting at angles of 60 degrees and a vertical axis of variable length at right angles

hexagonally

hek-ˈsa-gə-nᵊl-ē 

adverb

Examples of hexagonal in a Sentence

Recent Examples on the Web

Large Flower Vase The hexagonal flower vase in the front of the lobby was created at the suggestion of the late Yoshiro Taniguchi. —Isabelle Kliger, Forbes.com, 2 Sep. 2025

The True Temp’s surface is cooling in real life and not only on paper, and the outer cover’s hexagonal design feels great on your cheek! —Stacia Datskovska, Footwear News, 27 Aug. 2025

Graphene, which is essentially a single layer of carbon atoms arranged in a hexagonal pattern, makes denim fabrics three times stronger than conventional alternatives. —Angela Velasquez, Sourcing Journal, 18 Aug. 2025

The benefits of the new material, called ultra-clean monolayer amorphous carbon (UC-MAC), are derived from its disordered ring structure, which contrasts with the perfect hexagonal rings in graphene. —IEEE Spectrum, 18 Aug. 2025

Word History

First Known Use

1571, in the meaning defined at sense 1

Rhymes for hexagonal

• diagonal
• octagonal
• tetragonal

Kids Definition

hexagonal

adjective

hex·​ag·​o·​nal hek-ˈsag-ən-ᵊl 

1

: having six angles and six sides

2

: having a hexagon as a section or base

a hexagonal prism