isometry
noun
isom·e·try
ī-ˈsä-mə-trē 
plural isometries
: a mapping of a metric space onto another or onto itself so that the distance between any two points in the original space is the same as the distance between their images in the second space
rotation and translation are isometries of the plane
Examples of isometry in a Sentence
Recent Examples on the Web
For his part, however, Arkani-Hamed doubts that swapping in isometry for unitarity goes far enough.
—
Charlie Wood, Quanta Magazine, 26 Sep. 2022
So does Dittrich, who came to similar realizations about isometry a decade ago while attempting to formulate a toy quantum theory of space-time with her collaborator Philipp Höhn.
—Charlie Wood, Quanta Magazine, 26 Sep. 2022
That’s because symmetries are isometries, which preserve the size and shape of the object.
—Quanta Magazine, 17 Aug. 2017
Similarly, the properties of isometries guarantee that line segments get mapped to line segments.
—Quanta Magazine, 17 Aug. 2017
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Charlie Wood, Quanta Magazine, 26 Sep. 2022
So does Dittrich, who came to similar realizations about isometry a decade ago while attempting to formulate a toy quantum theory of space-time with her collaborator Philipp Höhn.
—Charlie Wood, Quanta Magazine, 26 Sep. 2022
That’s because symmetries are isometries, which preserve the size and shape of the object.
—Quanta Magazine, 17 Aug. 2017
Similarly, the properties of isometries guarantee that line segments get mapped to line segments.
—Quanta Magazine, 17 Aug. 2017
Cite this Entry
“Isometry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/isometry. Accessed 18 Jul. 2025.
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