(n.) The doctrine or belief that there is but one God.

acosmism allotheism anthropolatry anthropomorphism anthropotheism autotheism cosmotheism deism ditheism dualism dyotheism henotheism hylotheism monolatry multitheism myriotheism pantheism physicomorphism physitheism polytheism psychotheism tetratheism theism theopantism theriotheism tritheism zootheism