Isobath definition
A contour line on a map connecting points of equal depth in a body of water or below the earth's surface.
noun
The definition of an isobath is a contour line on a map that shows all points with a particular depth of water.
An example of isobath is the line on a map that someone would use to view places in the Indian Ocean with the same water depth.
noun
Other Word Forms
Noun
Singular:
isobath
Plural:
isobaths