Of, relating to, located at, or constituting an apex.
Linguistics Of, relating to, or articulated with the tip of the tongue, as (t), (d), and (s).
apical a·pi·cal (ā'pĭ-kəl, āp'ĭ-) adj.
Relating to the apex of a pyramidal or pointed structure.
Situated nearer to the apex of a structure in relation to a specific reference point.