"isometry" in the noun sense
1. isometry
the growth rates in different parts of a growing organism are the same
2. isometry
a one-to-one mapping of one metric space into another metric space that preserves the distances between each pair of points
"the isometries of the cube"
3. isometry
equality of elevation above sea level
4. isometry
equality of measure (e.g., equality of height above sea level or equality of loudness etc.)
Source: WordNet® (An amazing lexical database of English)
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