hyperbolic line of position

hyperbolic line of position

[¦hī·pər¦bäl·ik ¦līn əv pə′zish·ən]
(navigation)
A line of position in the shape of a hyperbola, determined by measuring the difference in the phase or time of transit of radiations from fixed points; measurement may be made through the use of radio, sound, or light.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.