Preterism is the false teaching that "last days" Bible prophecy has already been fulfilled, which is absurd to anyone who is familiar with the Biblical texts on the subject.
Yet from that position, Dominionists discount the Rapture altogether. They reject pre-millennialism completely. Their view is post-millennial if at all.
For a thorough treatment of the pre-tribulation Rapture:
The Doctrine Of The Rapture