isoplethic
/ˌaɪsəˈplɛθɪk/
adjective
- Relating to or having the same value or measurement on a map or graph, especially along a line connecting points of equal value.
- In geography class, we learned how to read isoplethic maps that display population density.
- The scientist used an isoplethic chart to illustrate regions with the same air pressure.
- The isoplethic lines on the weather map showed areas of equal temperature.