radial symmetry
noun
: the condition of having similar parts regularly arranged around a central axis
radially symmetrical
adjective
Examples of radial symmetry in a Sentence
Recent Examples on the Web
Amazed by their radial symmetry and jewel-like skeletons, Haeckel realized that the only way to do radiolarians justice was to draw them with as much precision as possible.
—
Literary Hub, 28 Oct. 2025
No other fossils from the Ediacara period have shown this type of organization so definitively, with most showing a simple radial symmetry (like modern jellyfish).
—David Bressan, Forbes, 18 Oct. 2024
In particular, starfish, also called sea stars, have fivefold radial symmetry, so the animal can be divided into five identical segments.
—Lori Youmshajekian, Scientific American, 3 Nov. 2023
The end result, constructed at Harvard, resembled the nave of a cathedral built by aliens to worship radial symmetry, or an iron maiden for punishing giant cubes.
—Caity Weaver, New York Times, 23 Nov. 2022
At the Rubenstein Arts Center on Duke University’s campus, an image from a microscope makes an alien landscape out of the knobby, radial symmetry of a sea urchin skeleton.
—Marissa Fessenden, Smithsonian, 12 July 2018
This new June 1 image is from almost directly over the volcano, showing the radial symmetry of the volcano formed by lava and debris flows cascading down the slopes of the volcano.
—Erik Klemetti, Discover Magazine, 3 June 2010
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Literary Hub, 28 Oct. 2025
No other fossils from the Ediacara period have shown this type of organization so definitively, with most showing a simple radial symmetry (like modern jellyfish).
—David Bressan, Forbes, 18 Oct. 2024
In particular, starfish, also called sea stars, have fivefold radial symmetry, so the animal can be divided into five identical segments.
—Lori Youmshajekian, Scientific American, 3 Nov. 2023
The end result, constructed at Harvard, resembled the nave of a cathedral built by aliens to worship radial symmetry, or an iron maiden for punishing giant cubes.
—Caity Weaver, New York Times, 23 Nov. 2022
At the Rubenstein Arts Center on Duke University’s campus, an image from a microscope makes an alien landscape out of the knobby, radial symmetry of a sea urchin skeleton.
—Marissa Fessenden, Smithsonian, 12 July 2018
This new June 1 image is from almost directly over the volcano, showing the radial symmetry of the volcano formed by lava and debris flows cascading down the slopes of the volcano.
—Erik Klemetti, Discover Magazine, 3 June 2010
Cite this Entry
“Radial symmetry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radial%20symmetry. Accessed 31 Oct. 2025.
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