isometry [ahy-som-i-tree] Word Origin noun
- equality of measure.
- Biology. equal growth rates in two parts of a developing organism.
- Geography. equality with respect to height above sea level.
- Mathematics. a function from one metric space onto a second metric space having the property that the distance between two points in the first space is equal to the distance between the image points in the second space.
- maths rigid motion of a plane or space such that the distance between any two points before and after this motion is unaltered
- equality of height above sea level
Word Origin and History for isometry n.
isometry in Science isometry [ī-sŏm′ĭ-trē]
- Equality of measure.
- Equality of elevation above sea level.
- A function between two metric spaces (such as two coordinate systems) which preserves distances. A rotation or translation in a plane is an isometry, since the distances between two points on the plane remain the same after the rotation or translation.