Botanically ber fruit is

Botanically Ber fruit is Drupe.
The scientific name of Ber is Ziziphus mauritiana, and is a spiny, evergreen shrub or small tree up to 15 m high, with a trunk 40 cm or more in diameter; spreading crown; stipule spines, and many drooping branches. The fruit is of variable shape and size.
It belongs to the category of drupe fruit which means it is a simple fleshy fruit that usually contains a single seed. As a simple fruit, a drupe is derived from a single ovary of an individual flower.