A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Da Db Dc De Dg Di Dl Dm Dn Do Dp Dr Ds Dt Du Dy

developable surface

[map projections] A geometric shape such as a cone, cylinder, or plane that can be flattened without being distorted. Many map projections are classified in terms of these shapes.