To discover; expose to sight, recognition, or understanding; disclose; divulge; make known.Specifically To disclose as religious truth; divulge by supernatural means; make known by divine agency.In metaphysics, to afford an immediate knowledge of.Synonyms To unveil, uncover, communicate, show, impart.n. A revealing; disclosure.n. In architecture, one of the vertical faces of a window-opening or a doorway, included between the face of the wall and that of the window- or door-frame, when such frame is present.