ˈärkəˌtrāv, ˈȧk- noun
( -s )
Etymology: Middle French, from Old Italian, from archi- (from Latin archi- ) + trave beam, from Latin trabs — more at thorp
1. : the lowest division of an entablature resting (as in classical architecture) immediately on the capital of the column — see entablature illustration
2. : the molded band, group of moldings, or other architectural member around a door or other opening especially if rectangular in form