What does atheistic mean?
Atheistic is an adjective describing anything characterized by atheism — the denial or disbelief in the existence of God or gods. It may describe a person's beliefs (an atheistic thinker), a system of thought (an atheistic philosophy), or a quality of a work or argument (an atheistic tone). The word derives from Greek roots: the prefix 'a-' meaning 'without' and 'theos' meaning 'god'. It is most at home in formal contexts such as philosophy, theology, and intellectual debate, where it serves as a precise counterpart to 'theistic', which affirms God's existence. While neutral in scholarly writing, it can carry negative connotations in some religious discourse. It should be distinguished from 'agnostic', which concerns whether God's existence can be known rather than whether it is believed.
adjectiveRelating to or characterized by atheism; denying or disbelieving the existence of God or gods.
- Denying or disbelieving the existence of God or gods.
- Relating to or characteristic of atheism or atheists.
"The philosopher advanced an atheistic worldview that rejected all appeals to divine authority."
"Her atheistic convictions led her to decline the opening prayer."
"Critics attacked the novel for its atheistic undertones."
The word traces back to the Greek 'atheos' — literally 'without god' — a label so charged in ancient Athens that it was used as a legal accusation against thinkers like Socrates.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of atheistic
Atheistic derives from Greek 'atheos', meaning 'without god' or 'godless', formed from the prefix 'a-' ('without') combined with 'theos' ('god'). The term passed through Latin and French before entering English, where 'atheist' and 'atheism' were established by the mid-16th century, with the adjective form following shortly after. It shares its Greek root 'theos' with words such as 'theism', 'theology', and 'pantheon'.
Related word forms
How atheistic is actually used
A formal or neutral descriptive term common in philosophical, academic, and religious-discussion contexts. It can carry a pejorative charge when used by religious speakers, though it is standard and unmarked in secular scholarship.
Easily confused with atheistic
An agnostic holds that the existence of God is unknown or unknowable, whereas an atheistic position actively denies or disbelieves in God's existence.
Anti-theistic describes active opposition to belief in God, while atheistic simply describes disbelief itself, which need not involve opposition.