monotheistical

/ˌmɑnəθiˈɪstɪkəl/
adjective
  1. Relating to or believing in the existence of only one god.
    • Judaism, Christianity, and Islam are all monotheistical religions.
    • The ancient pharaoh Akhenaten introduced a monotheistical worship of the sun god Aten.
    • Many monotheistical traditions emphasize the unity and oneness of God.
Synonyms
What does "monotheistical" mean? | whatsthatwordmean | whatsthatwordmean