1. The one Supreme Being, the creator and ruler of the universe.
2. The Supreme Being considered with reference to a particular attribute: the God of Islam.
3. One of several deities, especially a male deity, presiding over some portion of worldly affairs.
4. A supreme being according to some particular conception: the god of mercy.
5. Christian Science. the Supreme Being, understood as Life, Truth, Love, Mind, Soul, Spirit, Principle.