isoline map

What is isoline map?

isoline map meaning in Information Science terminology / glossary / dictionary is:

A thematic map on which a variable and usually continuous phenomenon is represented by lines connecting points of equal value, for example, (1) isotherms connecting points on the earth’s surface that have the same mean temperature or the same average temperature at a given time, (2) isobars connecting points on the earth’s surface having equal barometric pressure over a given period or at a given time, (3) isotachs (wind speed), (4) isogons (magnetic declination), (5) isohels (sunshine), etc. Click here to see an isoline map showing mean annual precipitation for Mexico (Perry-Castañeda Library). See also: isopach map.


reference: ABC-CLIO