- any of various cactuses (genus Opuntia) having large, flat, oval stem joints and edible fruits: many species have barbed spines
- the pear-shaped fruit of such a plant
prickly pearprickly pear
- Any of various opuntias having bristly, flattened stem segments, often colorful flowers, and ovoid prickly fruit.
- The edible fruit of certain of these cactuses.
- In other districts the villages and homesteads are enclosed within formidable defences of prickly-pear or thorny mimosa.