dodecahedron
noun
do·deca·he·dron
(ˌ)dō-ˌde-kə-ˈhē-drən 
plural dodecahedrons or dodecahedra
(ˌ)dō-ˌde-kə-ˈhē-drə
: a solid having 12 plane faces
Examples of dodecahedron in a Sentence
Recent Examples on the Web
The design is based on an axisymmetric dodecahedron net that is folded by an external assembly linkage.
—
Evan Ackerman, IEEE Spectrum, 20 July 2018
The dodecahedron was sitting among the ruins of a Roman pit and was likely placed there about 1,700 years ago.
—Laura Baisas, Popular Science, 26 Dec. 2024
Send any news, comments, monster spray, and dodecahedrons to talk@qz.com.
—Morgan Haefner, Quartz, 1 May 2024
Also going on display: a super weird ball-like sculpture used by the Romans called a dodecahedron.
—Morgan Haefner, Quartz, 1 May 2024
Some Roman dodecahedrons date to as early as the first century C.E.
—Sonja Anderson, Smithsonian Magazine, 22 Jan. 2024
Lacking context, the dodecahedron has become an enduring mystery of the Roman Empire.
—Sonja Anderson, Smithsonian Magazine, 22 Jan. 2024
More mundane explanations suggest dodecahedrons functioned as measuring devices, calendars, weapons or tools.
—Meilan Solly, Smithsonian Magazine, 26 Dec. 2023
His find will now go on display at the museum alongside an intact bronze dodecahedron found nearby in 1939.
—Sarah Kuta, Smithsonian Magazine, 6 Feb. 2023
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Evan Ackerman, IEEE Spectrum, 20 July 2018
The dodecahedron was sitting among the ruins of a Roman pit and was likely placed there about 1,700 years ago.
—Laura Baisas, Popular Science, 26 Dec. 2024
Send any news, comments, monster spray, and dodecahedrons to talk@qz.com.
—Morgan Haefner, Quartz, 1 May 2024
Also going on display: a super weird ball-like sculpture used by the Romans called a dodecahedron.
—Morgan Haefner, Quartz, 1 May 2024
Some Roman dodecahedrons date to as early as the first century C.E.
—Sonja Anderson, Smithsonian Magazine, 22 Jan. 2024
Lacking context, the dodecahedron has become an enduring mystery of the Roman Empire.
—Sonja Anderson, Smithsonian Magazine, 22 Jan. 2024
More mundane explanations suggest dodecahedrons functioned as measuring devices, calendars, weapons or tools.
—Meilan Solly, Smithsonian Magazine, 26 Dec. 2023
His find will now go on display at the museum alongside an intact bronze dodecahedron found nearby in 1939.
—Sarah Kuta, Smithsonian Magazine, 6 Feb. 2023
Cite this Entry
“Dodecahedron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dodecahedron. Accessed 21 May. 2025.
Copy CitationKids Definition
dodecahedron
noun
do·deca·he·dron
(ˌ)dō-ˌdek-ə-ˈhē-drən
plural dodecahedrons or dodecahedra
-drə
: a polyhedron that has 12 faces
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