The Collaborative International Dictionary
Preemptory
Preemptory \Pre*["e]mpt"o*ry\, a. Pertaining to pre["e]mption.
Wiktionary
preemptory
a. Pertaining to preemption.
Usage examples of "preemptory".
The sooner they're convinced that Slave I is devalued merchandise, the more likely they'll be ready to listen to the preemptory purchase agreement.