interplanetary transfer orbit

interplanetary transfer orbit

[¦in·tər′plan·ə‚ter·ē ′tranz·fər ‚ȯr·bət]
(aerospace engineering)
An elliptical trajectory tangent to the orbits of both the departure planet and the target planet.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.