a projection of a map of the world on to an ellipse, with lines of latitude represented by straight lines (spaced more closely towards the poles) and meridians represented by equally spaced elliptical curves. This projection distorts shape but preserves relative area.
early 20th century: named after Karl B. Mollweide (died 1825), German mathematician and astronomer
Mollweide projection in other Oxford dictionaries
Definition of Mollweide projection in the US English dictionary