ex·clu·sive adj
1 a: excluding or having power to exclude others
exclusive right to their respective writings and discoveries — U.S. Constitution art. I
b: being independent from or not shared by others: sole
2: limiting or limited to possession, ownership, or use by a single individual or group
an exclusive contract
an exclusive lease
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.