Definition of anticline noun from the Oxford Advanced Learner's Dictionary

 

anticline

 noun
noun
BrE BrE//ˈæntiklaɪn//
 
; NAmE NAmE//ˈæntiklaɪn//
 
(geology)
 
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an area of ground where layers of rock in the earth’s surface have been folded into a curve that is higher in the middle than at the ends compare syncline Word Origin mid 19th cent.: from anti- + Greek klinein ‘lean’, on the pattern of incline.
See the Oxford Advanced American Dictionary entry: anticline