| Main Entry: | |
| Part of Speech: | noun |
| Definition: | belief that no God exists |
| Synonyms: | disbelief, doubt, freethinking, godlessness, heresy, iconoclasm, impiety, infidelity, irreligion, irreverence, nihilism, nonbelief, paganism, skepticism, unbelief |
| Antonyms: | belief, godliness, piety, religion |