theism

Short definition from Wiktionary

Noun

1. 1
   Belief in the existence of at least one deity.
2. 2
   Belief in the existence of a personal creator god, goddess, gods and/or goddesses present and active in the governance and organization of the world and the universe. The God may be known by or through revelation.
3. 3
   A morbid condition resulting from excessive consumption of tea.