/oh jee", oh"jee/ , n.
1. a double curve, resembling the letter S, formed by the union of a concave and a convex line.
2. Also called gula . Archit. a molding with such a curve for a profile; cyma. Abbr.: O.G., o.g.
[ 1275-1325; ME ogeus, oggez (pl.), var. (by assimilation of f ) of oggifs, presumed sing. oggif diagonal rib of a vault ogive OGIVE ]