As adjectives the difference between irreligious and atheistic
is that irreligious is contrary to religious beliefs and practices while atheistic is of or relating to atheists or atheism.
irreligious
English
Adjective
(
en adjective)
Contrary to religious beliefs and practices.
Describing a conscious rejection of religion.
Having no relation to religion; nonreligious.
Related terms
* irreligiously
* religious
atheistic
English
Adjective
(
en adjective)
of or relating to atheists or atheism
Synonyms
* atheistical
* (obsolete) atheous
* nontheistic
Antonyms
* theistic