- isoplethic
- adjective see isopleth
New Collegiate Dictionary. 2001.
New Collegiate Dictionary. 2001.
isopleth — noun Etymology: International Scientific Vocabulary is + Greek plēthos quantity; akin to Greek plēthein to be full more at full Date: 1908 1. an isoline on a graph showing the occurrence or frequency of a phenomenon as a function of two variables … New Collegiate Dictionary