Pantheism \Pan"the*ism\, n. [Pan- + theism.]
The doctrine that the universe, taken or conceived of as a
whole, is God; the doctrine that there is no God but the
combined force and natural laws which are manifested in the
existing universe; cosmotheism. The doctrine denies that God
is a rational personality.
[1913 Webster]

According to the above definition, you won't get any criticism from me. I believe that is what John Lennon was. You may be too young to know who John Lennon was.