Definition of "antichristian"

it was first establisht and put in practice by Antichristian malice and mystery on set purpose to extinguish, if it were possible, the light of Reformation, and to settle falshood; little differing from that policie wherewith the Turk upholds his Alcoran, by the prohibition of Printing.

1644, John Milton, Areopagitica

They gave their power and authority to the beast—lent themselves to the support of the antichristian usurpation; prompted to this partly by superstitious reverence for the spiritual authority it claimed, and partly, perhaps chiefly, by political aims and exigencies.

1884, Justin A. Smith, Commentary on the Revelation, page 240

To oppose the gathering of churches was described as siding with Antichrist in a pamphlet of 1644. Separation from an antichristian church was permissible.

1990, Christopher Hill, Antichrist in Seventeenth-Century England, page 92

Thus Articles 78 and 80, which unequivocally asserted the pope's antichristian nature, were among the Irish Articles revoked in 1634.

1995, Anthony Milton, Catholic and Reformed: The Roman and Protestant Churches in English Protestant Thought, 1600–1640, page 121