WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an appearance in bodily form (as of a disembodied spirit)
n. the process of coming into being; becoming reality
n. something that comes into existence as a result
Word Usage
"The people he had ever seen who were most in earnest were a committee of gentlemen who had investigated the phenomena of the "materialisation" of spirits, some ten years before, and had bent the fierce light of the scientific method upon him."