monotheism
noun
mono·the·ism
ˈmä-nə-(ˌ)thē-ˌi-zəm 
: the doctrine or belief that there is but one God
historically related forms of monotheism as Judaism, Christianity, and Islam—
B. R. Barber
B. R. BarberExamples of monotheism in a Sentence
Recent Examples on the Web
For instance, according to Alawite beliefs, Ali, the son-in-law of Prophet Muhammad, is a divine manifestation of God, which challenges the idea of strict monotheism central to Sunni Islam.
—Güneş Murat Tezcür, The Conversation, 23 July 2025
Freud, too, proposed that Moses was an Egyptian prince who invented monotheism (or stole it from Akhenaten).
—Louis Menand, The New Yorker, 13 Jan. 2025
Through it all, the rabbis and imam maintain faith in the ties that bound Judaism and Islam together: a common origin in the Middle East through Abraham; a tradition of strict monotheism emphasizing the oneness of God; a reverence for biblical and Quranic shared prophets from Isaac to Moses.
—Jenny Jarvie, Los Angeles Times, 4 Apr. 2024
Christianity became the dominant religion of the western world during the fourth century under the reign of the Roman emperor Constantine, who embraced monotheism, or the belief in one God.
—Frederick Melo, Twin Cities, 11 Jan. 2024
See All Example Sentences for monotheism
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Güneş Murat Tezcür, The Conversation, 23 July 2025
Freud, too, proposed that Moses was an Egyptian prince who invented monotheism (or stole it from Akhenaten).
—Louis Menand, The New Yorker, 13 Jan. 2025
Through it all, the rabbis and imam maintain faith in the ties that bound Judaism and Islam together: a common origin in the Middle East through Abraham; a tradition of strict monotheism emphasizing the oneness of God; a reverence for biblical and Quranic shared prophets from Isaac to Moses.
—Jenny Jarvie, Los Angeles Times, 4 Apr. 2024
Christianity became the dominant religion of the western world during the fourth century under the reign of the Roman emperor Constantine, who embraced monotheism, or the belief in one God.
—Frederick Melo, Twin Cities, 11 Jan. 2024
See All Example Sentences for monotheism
Cite this Entry
“Monotheism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monotheism. Accessed 30 Oct. 2025.
Copy CitationKids Definition
Love words? Need even more definitions?
Merriam-Webster unabridged
Share