/ ˈlɒzɪndʒ; NAmE ˈlɑːz-/ noun
1.
( geometry ) a figure with four sides in the shape of a diamond that has two opposite angles more than 90° and the other two less than 90°
2.
a small sweet / candy, often in a lozenge shape, especially one that contains medicine and that you dissolve in your mouth :
throat / cough lozenges
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WORD ORIGIN
Middle English : from Old French losenge , probably derived from the base of Spanish losa , Portuguese lousa slab, late Latin lausiae (lapides) stone slabs.