Apparent Dip : (n.) Geology. The angle that a plane makes with the horizontal measured in any randomly oriented section rather than perpendicular tostrike. See: attitude, dip, downlap, onlap
Schlumberger Ltd. (The World's Leading Supplier Of Technology, Integrated Project Management And Information Solutions to Customers Working in The Oil and Gas Industry Worldwide), Schlumberger Oilfield Glossary Cedex, France 2014. http://www.glossary.oilfield.slb.com/en/Terms/sym/ a.aspx, (Ergo - Brit) {766}