anticlinal, a. [Pref. anti- + Gr. kli`nein to incline.].
Anticlinal line, Anticlinal axis (Geol.), a line from which strata dip in opposite directions, as from the ridge of a roof. -- Anticlinal vertebra (Anat.), one of the dorsal vertebræ, which in many animals has an upright spine toward which the spines of the neighboring vertebræ are inclined.