re⋅li⋅gion
/rɪˈlɪdʒ
ən/
Show Spelled Pronunciation [ri-lij-uh
n]
Show IPA –noun 1. a set of beliefs concerning the cause, nature, and purpose of the universe, esp. when considered as the creation of a superhuman agency or agencies, usually involving devotional and ritual observances, and often containing a moral code governing the conduct of human affairs. 2. a specific fundamental set of beliefs and practices generally agreed upon by a number of persons or sects: the Christian religion; the Buddhist religion. 3. the body of persons adhering to a particular set of beliefs and practices: a world council of religions. 4. the life or state of a monk, nun, etc.: to enter religion. 5. the practice of religious beliefs; ritual observance of faith. 6. something one believes in and follows devotedly; a point or matter of ethics or conscience: to make a religion of fighting prejudice. 7. religions, Archaic. religious rites. 8. Archaic. strict faithfulness; devotion: a religion to one's vow.
Is Atheism a religion? Not by today's offical definition it's not.