preemptive

or pre-emp·tive

[ pree-emp-tiv ]
/ priˈɛmp tɪv /

adjective

of or relating to preemption.
taken as a measure against something possible, anticipated, or feared; preventive; deterrent: a preemptive tactic against a ruthless business rival.
preempting or possessing the power to preempt; appropriative; privileged: a commander's preemptive authority.
Bridge. pertaining to, involving, or noting an opening bid or an overcall in a suit that is at an unnecessarily high level and that is essentially a defensive maneuver designed to make communication between one's opponents more difficult: a preemptive bid; to give a preemptive response.

Origin of preemptive

An Americanism dating back to 1785–95; preempt + -ive

OTHER WORDS FROM preemptive

pre·emp·tive·ly, adverb

WORDS THAT MAY BE CONFUSED WITH preemptive

peremptory preemptive

Example sentences from the Web for pre-emptive

British Dictionary definitions for pre-emptive

pre-emptive
/ (prɪˈɛmptɪv) /

adjective

of, involving, or capable of pre-emption
bridge (of a high bid) made to shut out opposition bidding
military designed to reduce or destroy an enemy's attacking strength before it can use it a pre-emptive strike

Derived forms of pre-emptive

pre-emptively, adverb