aperiodic
adjective
ape·ri·od·ic
ˌā-ˌpir-ē-ˈä-dik 
1
: of irregular occurrence : not periodic
aperiodic floods
2
: not having periodic vibrations : not oscillatory
Examples of aperiodic in a Sentence
released aperiodic reports on the results of their cancer research
Recent Examples on the Web
Quanta also covered another new kind of quantum error-correcting code in February, this one built out of aperiodic tilings — sets of shapes that combine in ways that never repeat.
—
Bill Andrews, Quanta Magazine, 19 Dec. 2024
In particular, the scientists focused on non-rhythmic, or aperiodic, brain activity.
—Yaakov Katz, Newsweek, 27 Nov. 2024
So, very much not an aperiodic monotile of the plane, but an aperiodic monotile of an incredibly high-dimensional space.
—Quanta Magazine, 3 July 2024
To me, that legitimizes the hat as a true aperiodic monotile, although spectres are still interesting for their ability to avoid reflections.
—Aaron Shattuck, Scientific American, 16 Apr. 2024
Interest turned into fascination when Boyle mentioned a special property of aperiodic tilings: local indistinguishability.
—Ben Brubaker, WIRED, 17 Mar. 2024
Landmark results in Ramsey theory and a remarkably simple aperiodic tile capped a year of mathematical delight and discovery.
—Quanta Magazine, 22 Dec. 2023
The question of whether an aperiodic monotile exists has been called the einstein problem.
—Craig S. Kaplan, Scientific American, 14 Dec. 2023
Although Berger and others were able to bring down the size of these aperiodic sets significantly, in the mid-1970s Roger Penrose captured the world’s attention by discovering very small sets of his own aperiodic tiles.
—Quanta Magazine, 30 Oct. 2023
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Bill Andrews, Quanta Magazine, 19 Dec. 2024
In particular, the scientists focused on non-rhythmic, or aperiodic, brain activity.
—Yaakov Katz, Newsweek, 27 Nov. 2024
So, very much not an aperiodic monotile of the plane, but an aperiodic monotile of an incredibly high-dimensional space.
—Quanta Magazine, 3 July 2024
To me, that legitimizes the hat as a true aperiodic monotile, although spectres are still interesting for their ability to avoid reflections.
—Aaron Shattuck, Scientific American, 16 Apr. 2024
Interest turned into fascination when Boyle mentioned a special property of aperiodic tilings: local indistinguishability.
—Ben Brubaker, WIRED, 17 Mar. 2024
Landmark results in Ramsey theory and a remarkably simple aperiodic tile capped a year of mathematical delight and discovery.
—Quanta Magazine, 22 Dec. 2023
The question of whether an aperiodic monotile exists has been called the einstein problem.
—Craig S. Kaplan, Scientific American, 14 Dec. 2023
Although Berger and others were able to bring down the size of these aperiodic sets significantly, in the mid-1970s Roger Penrose captured the world’s attention by discovering very small sets of his own aperiodic tiles.
—Quanta Magazine, 30 Oct. 2023
Cite this Entry
“Aperiodic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aperiodic. Accessed 15 Jul. 2025.
Copy CitationMedical Definition
aperiodic
adjective
ape·ri·od·ic
ˌā-ˌpir-ē-ˈäd-ik
1
: of irregular occurrence
2
: not having periodic vibrations : not oscillatory
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