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Webster 1913 Edition

Noun.

[Pref.

preter-

-ist

One whose chief interest is in the past; one who regards the past with most pleasure or favor.

(Theol.)

One who believes the prophecies of the Apocalypse to have been already fulfilled.

Farrar.

preterist ‎(plural preterists)

One whose chief interest is in the past.
(theology) An adherent of preterism; one who believes that the Biblical prophecies of the Apocalypse refer to historical events which have already taken place.