Pyrenean orogeny

Pyrenean orogeny

[‚pir·ə′nē·ən ȯ′räj·ə·nē]
(geology)
A short-lived orogeny that occurred during the late Eocene, between the Bartonian and Ludian stages.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.