dissection

(redirected from water beam dissection)
Also found in: Dictionary, Thesaurus, Medical.

dissection

[də′sek·shən]
(geology)
Destruction of the continuity of the land surface by erosive cutting of valleys or ravines into a relatively even surface.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.