Ardennian orogeny

Ardennian orogeny

[är′den·ē·ən ȯ′räj·ə·nē]
(geology)
A short-lived orogeny during the Ludlovian stage of the Silurian period of geologic time.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.