anticlinal

UK: /ˌæntɪˈklaɪn^əl/ US: (an′ti klīn′l)

WordReference Random House Unabridged Dictionary of American English © 2025

an•ti•cli•nal  (an′ti klīn′l), adj. 

1. inclining in opposite directions from a central axis.
2. Geology
   • inclining downward on both sides from a median line or axis, as a fold of rock strata.
   • pertaining to such a fold.

• Greek antiklí̄n(ein) to lean against each other (anti- anti- + klí̄nein to lean¹) + -al¹
• 1825–35

Collins Concise English Dictionary © HarperCollins Publishers::

anticlinal / ˌæntɪˈklaɪn^əl/ adjective

1. of, relating to, or resembling an anticline
2. of or relating to the plane at right angles to the surface of an organ