Top Definition
The philosophy that nature is all that exists.
In metaphysical naturalism, nothing is supernatural: ghosts, gods, and fairies are natural or don't exist.
#atheism #realism #materialism #supernatural #paranormal
by spline November 23, 2007
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×