Impactor

Impactor may refer to:

A large meteoroid, asteroid, comet, or other celestial object which causes an impact event
Impactor (Transformers), a fictional character
Impactor (spacecraft), a craft designed for high-velocity landing
Impact wrench, a power tool
IMPACTors, former name of the Japanese band IMP
A device that uses aerosol impaction
Cascade impactor
Andersen sampler

See also