atheism

A non-belief in deities.; Belief that no deities exist (sometimes including rejection of other religious beliefs).uncountableusually

• Near-synonyms: antireligiousness, irreligion, irreligiousness

A non-belief in deities.; A lack of belief in deities, or a belief that there is insufficient evidence to believe in a god.broadlyuncountableusually

• Near-synonyms: irreligion, irreligiousness, nonreligion, nonreligiousness

A non-belief in deities.; Absence of belief that any deities exist (including absence of the concept of deities).uncountableusually

• What can parents do, and mothers more especially, […] with regard to the atheism that is natural to all the children of men?
• Atheism, in its basic form, is not a belief; it is the absence of belief. An atheist is not primarily a person who believes that a god does not exist; rather, he does not believe in the existence of a god.

Neglect of one's obligations to God; behavior incongruent with belief in God (regardless of belief in the strict sense).uncountableusually

Absence of belief in a particular deity, pantheon, or religious doctrine (notwithstanding belief in other deities).historicalrareuncountable

• Sacrificial religion becomes redundant – which is why Christianity did indeed have a reputation in the ancient world for atheism: it rejected the key duty humans are thought to owe to the gods, namely sacrifice.

A rejection of all religions, even non-theistic ones.proscribedsometimesuncountable

• Some worldviews are based in a belief in God; others are not. Buddhism, Taoism, atheism, Marxism, and existentialism are examples of worldviews that are nontheistic.
• Buddhism and atheism do agree on the view that there is no God. But Buddhism and atheist materialism totally disagree on the points such as “What is life?”, “Is there any Super natural?” etc.