Antireligion is opposition to religion. The term may be used to describe opposition to organized religion, or to describe a broader opposition to any form of belief in the supernatural or the divine. Antireligion is distinct from atheism (the absence of a belief in deities) and antitheism (an opposition to belief in deities), although antireligionists may be atheists or antitheists.

Antireligion is opposition to religion. The term may be used to describe opposition to organized religion, or to describe a broader opposition to any form of belief in the supernatural or the divine. Antireligion is distinct from atheism (the absence of a belief in deities) and antitheism (an opposition to belief in deities), although antireligionists may be atheists or antitheists.