anticlinal

[ an-ti-klahyn-l ]

/ ˌæn tɪˈklaɪn l /

inclining in opposite directions from a central axis.

Geology.

inclining downward on both sides from a median line or axis, as a fold of rock strata.
pertaining to such a fold.

Origin of anticlinal

1825–35; < Greek antiklī́n(ein) to lean against each other ( anti- anti- + klī́nein to lean¹) + -al¹

Anticlinal, an-ti-klīn′al, adj. sloping in opposite directions.

Chambers's Twentieth Century Dictionary (part 1 of 4: A-D) |Various
The hills are formed by a short, broad, anticlinal fold, which is flat or nearly so on its summit.

Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 |Various
We shall notice, however, that the Island rivers start from south of the anticlinal axis.

The Geological Story of the Isle of Wight |J. Cecil Hughes
A natural arch of anticlinal stratification occurs at Talerddig, with every appearance of being built of masonry.

The Motor Routes of England |Gordon Home

Nearly the whole of our English Eocene strata lies in these two basins, having been denuded away from the anticlinal arches.

The Geological Story of the Isle of Wight |J. Cecil Hughes

anticlinal

/ (ˌæntɪˈklaɪnəl) /

of, relating to, or resembling an anticline

botany of or relating to the plane at right angles to the surface of an organ

anticlinal

[ ăn′tē-klī′nəl, ăn′tī- ]

Inclined in opposite directions, as two sides of a pyramid.