1. to cause to lose material form or substance; to make immaterial or non-physical
Usage: chiefly British spelling (American: dematerializes); formal or literary
2. to disappear or vanish as if becoming immaterial
Usage: chiefly British spelling (American: dematerializes); often used in science fiction or supernatural contexts

Examples

• The ghost dematerialises into thin air at dawn.
• In the science fiction novel, the spacecraft dematerialises before entering the wormhole.
• The magician dematerialises the coin through sleight of hand and misdirection.
• As the spell wore off, the phantom dematerialises from view.
• The theory suggests that matter dematerialises at the quantum level under certain conditions.
• She watched as the apparition dematerialises slowly into nothingness.