Map line connecting points of equal value

• Word or phrase with no repeated letters, such as every answer in this puzzle
• Word with no repeated letters
• Map line between equal points
• A line drawn on a map connecting points having the same numerical value of some variable
• Word or phrase that has no repeated letters (every answer in this puzzle is an example of one)
• Contour line
• Line on a chart

WordNet Word definitions in WordNet
n. a line drawn on a map connecting points having the same numerical value of some variable [syn: isopleth , isarithm ]

Wiktionary Word definitions in Wiktionary
n. 1 A word or phrase in which each letter occurs the same number of times 2 A line on a chart, such as a contour line, joining points that have the same value for some quantity