similarly placed conics

similarly placed conics

[¦sim·ə·lər·lē ¦plāst ′kän·iks]
(mathematics)
Conics of the same type (both ellipses, both parabolas, or both hyperbolas) whose corresponding axes are parallel.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.