Monotheism (noun)

The belief in one god.

Origin:

From the greek monos, meaning "single" and theos, meaning "god".

Examples:

1. Judaism, Christianity and Islam are monotheistic religions.
2. The concept of monotheism first appeared in ancient Egypt.
3. Monotheism is the belief in one God who created and presides over the universe.
4. The monotheism is the foundation of the Western civilization.
5. The monotheism is opposed to polytheism, the belief in many gods.