How to Use pentagonal in a Sentence

pentagonal

adjective
  • The mural’s background is in shades of blue, complemented by blue-and-white pentagonal shapes, white stars and red daisies.
    USA TODAY, 12 Jan. 2018
  • The south-facing windows look out at the Rocky Mountains and overhead is a pentagonal truss system with exposed beams.
    Lia Picard, WSJ, 13 Oct. 2022
  • When designing the plaza, Baines had the idea to place a large pentagonal flagpole in the middle, with each side representing a branch of the military, just like the granite base of the sculpture.
    Kyle Ringo, Houston Chronicle, 27 May 2018
  • Moreover, stone 62 has a peculiar pentagonal cross section that appears to match the imprint left by one of the stones that were removed from the ancient Welsh circle.
    National Geographic, 19 July 2022
  • When rounded out by pickled red cabbage and mustard, apple purée, smoked egg yolk, and grilled bread, the flavors achieve a rare pentagonal balance.
    Becky Cooper, The New Yorker, 4 Apr. 2017
  • Their pentagonal shape was designed to match the bridge’s central tower, and even the seven light fixtures per pole are meant to represent the seven struts on the central tower.
    Nathan Hurst, WIRED, 30 July 2012
  • The architects and designers came up with a unique pentagonal plan for the building that would maximize the site’s odd dimensions.
    Alicia Ault, Smithsonian, 10 Apr. 2017
  • The architects and designers came up with a unique pentagonal plan for the building that would maximize the site’s odd dimensions.
    Alicia Ault, Smithsonian, 10 Apr. 2017
  • The result is a cluster of pentagonal buildings with angles designed to deflect wind.
    David Nikel, Forbes, 10 Apr. 2021
  • When designing the memorial plaza, Baines had the idea to place a large pentagonal flagpole in the middle, with each side representing a branch of the military, just like the granite base of the sculpture.
    Kyle Ringo, San Antonio Express-News, 27 May 2018
  • The new World Cup ball comes from historic stock: the original Telstar was the first ball to use the now-familiar truncasted icosahedrom — 12 black pentagonal panels and 20 white ones.
    Kevin Baxter, latimes.com, 21 May 2018
  • The line's new refillable lipsticks are a start: The cases retain the same pentagonal columnar shape as her very first launches, but this time in sturdy, reusable metal.
    Jessica Chia, Allure, 14 Feb. 2022
  • Its pentagonal grille shape is familiar from elsewhere in the Acura lineup, and the MDX's proportions look sharper and more athletic compared with the current model.
    Joey Capparella, Car and Driver, 1 Oct. 2020
  • The proteins of the human papilloma viruses, for instance, were arranged in five-fold pentagonal structures, rather than hexagonal ones.
    Quanta Magazine, 19 July 2017
  • This pentagonal design involves extending a loop of a fishing leader down through five metal ferrules, or tubes; lassoing some hair on a sedated polar bear; and pulling it back through.
    Sarah Kuta, Smithsonian Magazine, 13 Jan. 2023
  • Therrien says the discovery came in a failed attempt to synthesize pentagraphene, a sheet of carbon atoms bound in pentagonal rings that has been predicted but never created.
    W. Wayt Gibbs, Science | AAAS, 12 Nov. 2019
  • Now, replace the Danner Tanicus outsole with a pentagonal-patterned, custom Vibram® outsole made to grip various terrain, both indoors and outdoors.
    Breanna Wilson, Forbes, 13 Sep. 2021
  • Kites and darts form the basic units of another kind of Penrose tiling for which Conway proved many interesting theorems about their uncountability, pentagonal symmetry and their other connections to the golden ratio.
    Quanta Magazine, 20 Nov. 2020
  • Previously an impractical, boxy building, RUF replaced it with an ambitious pentagonal structure with a central courtyard.
    Oliver Giles, CNN, 26 June 2017

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'pentagonal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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