Lozenge

loz′enj, n. an oblique-angled parallelogram or a rhombus: a small cake of flavoured sugar, originally lozenge or diamond shaped: ( her. ) the rhomb-shaped figure in which the arms of maids, widows, and deceased persons are borne.— adjs. Loz′enged , formed in the shape of a lozenge; Loz′enge-shaped , shaped like a lozenge or rhomb; Loz′engy ( her. ), divided into lozenge-shaped compartments. [O. Fr. losange , flattery, whence its use for an epitaph, square slab, window-pane.]