polyconic projection

noun

, Cartography.

1. a conic projection in which the parallels are arcs of circles that are not concentric but are equally spaced along the central straight meridian, all other meridians being curves equally spaced along the parallels.

polyconic projection

/ ˌpɒlɪˈkɒnɪk /

noun

1. a type of conic projection in which the parallels are not concentric and all meridians except the central one are curved lines. It is neither equal-area nor conformal, but is suitable for maps of areas or countries of great longitudinal extent

Word History and Origins

Origin of polyconic projection¹

First recorded in 1900–05

Example Sentences

The latter map is much more easily compared with Hearne's original map than one drawn on the polyconic projection in common use at the present time.

From Project Gutenberg