Pronunciation: /məˈtɪərɪəlʌɪz/
(also materialise)
verb
[no object]-
1become actual fact; happen: the forecast rate of increase did not materialize
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appear or be present when expected: the train failed to materialize
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2(of a ghost, spirit, or similar entity) appear in bodily form: he plays a teenager whose make-believe friend materializes
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[with object] represent or cause to appear in bodily or physical form: a medium, she was reputed to materialize substances

Derivatives
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Pronunciation: /-ˈzeɪʃ(ə)n/
noun