frontal UK /ˈfɹʌn.təl/US /ˈfɹʌn.tl̩/adjective 6noun 3forms 1 adjective6 •Of, relating to, directed toward, or situated at the front. •Directed against the front or at the main point or issue. •Of or relating to the forehead or frontal bone. •Of or relating to a weather front. •Parallel to the main axis of the body and at right angles to the sagittal plane. •Any of the scales of a reptile that lie in the general region of the forehead, more specifically between the eyes and to the anterior of this area. noun3 •A decorative drapery covering the front of an altar.Even the mantelpiece is adorned with a totally unfunctional tasselled valance rather like an altar frontal. — 1969 •The façade of a building. •Ellipsis of frontal bone. formsfrontals