orthodromic projection

orthodromic projection

[¦ȯr·thə¦dräm·ik prə′jek·shən]
(mapping)
A map projection, which is taken from the gnomonic projection, where angles are correct at two points and all great circles are straight lines.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.