From one religion's or creed's perspective, the rest of the world that does not follow that creed or religion.
(dated) Specifically, the non-Christian world; territories where Christianity is not the dominant religion.
(paganism) The worldwide community that follows Heathenry, a modern pagan faith inspired by the pre-Abrahamic religions of Germanic tribes, Anglo-Saxons and Norse peoples.
“[…] they urge all followers of the Prophet to return to an authentic Islam, devoid of heathenism and innovations.”
“In fact the philosophers exercised more spiritual influence than the priests of Roman heathenism.”
“Throughout history the tattoo bears the mark of paganism, demonism, Baal worship, shamanism, mysticism, heathenism, cannibalism and just about every other pagan belief known.”
“In the simpler case of northern heathenry the civilization spread with a simplier progress.”
“Even the square stone tower of the church looked northern to the point of heathenry, as if it were some barbaric tower among the sea rocks of Iceland.”
“As to verse and metre, modern Heathenry like its ancient counterpart has enjoyed the use of alliterative verse or stave rhyme.”