1. relating to or characterized by atheism; denying or disbelieving the existence of God

Examples

• The philosopher presented an atheistic worldview in his latest book.
• Her atheistic beliefs put her at odds with her religious family.
• The university was criticized for promoting atheistic ideas.
• He adopted an atheistic stance after years of questioning his faith.
• The atheistic movement gained momentum in the 19th century.
• Many scientists hold atheistic views about the origin of the universe.