atheism

[ey-thee-iz-uhm] / ˈeɪ θiˌɪz əm /

NOUN

belief that no god exists

Synonyms

STRONGEST

nihilism

STRONG

disbelief doubt freethinking godlessness heresy iconoclasm impiety infidelity irreligion irreverence paganism skepticism unbelief

WEAK

nonbelief

Antonyms

STRONG

belief trust

WEAK

godliness piety religion

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Few of the author’s converts came from committed atheism.

From The Wall Street Journal • Apr. 3, 2026

Not because he's carefully engaged the many philosophical proofs for atheism that are out there, of course.

From Salon • Feb. 21, 2024

But most do not see atheism as an identity to seek community around.

From Los Angeles Times • Nov. 30, 2023

But the country doesn’t officially recognize atheism or the nonreligious.

From Seattle Times • Oct. 4, 2023

At one point of his life he embraced atheism, although not for long.

From "Endgame" by Frank Brady