• WordNet 3.6
    • v dematerialize become immaterial; disappear
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Webster's Revised Unabridged Dictionary
    • v. t Dematerialize To deprive of material or physical qualities or characteristics. "Dematerializing matter by stripping it of everything which . . . has distinguished matter."
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Century Dictionary and Cyclopedia
    • dematerialize To divest of material qualities or characteristics.
    • dematerialize In mod. spiritualism, to dissolve and disappear, as alleged, after materialization.
    • dematerialize Also spelled dematerialise.
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In literature:

A man closes his eyes and erects a dream-creation which, on awakening, he effortlessly dematerializes.
"Autobiography of a YOGI" by Paramhansa Yogananda
But, as I have told you, their efforts were without avail, and they have ceased to make further trial of dematerialization.
"Amos Kilbright; His Adscititious Experiences" by Frank R. Stockton
"The Sorcery Club" by Elliott O'Donnell
If mortal, I must kill it, if ghostly, the noise of my rifle might dematerialize it.
"Animal Ghosts" by Elliott O'Donnell
In the electron we have matter dematerialized; the electron is not a material particle.
"The Breath of Life" by John Burroughs
Therefore they dematerialized the body, and often the things used by the body during life, by the action of fire.
"The Sea-Kings of Crete" by James Baikie
If one of those mediums should come here and dematerialize her, all that would be left would be an equilateral triangle.
"When Patty Went to College" by Jean Webster
Large articles of furniture have been known to be dematerialized in this way.
"Genuine Mediumship or The Invisible Powers" by Bhakta Vishita
And that definiteness is attained only as we dematerialize matter itself.
"Carmen Ariza" by Charles Francis Stocking
She cannot be seen, she has dematerialized.
"Astounding Stories, April, 1931" by Various

In news:

Mobile technology is essentially dematerializing all forms of capital into cloud-based commodities.
" Puma 's guidance for the year was resting on hope, and now that hope has dematerialized," said Joerg Frey, an analyst at M.M.