1. to appear in physical form; to become visible or real
2. to happen or come into existence, especially when expected or hoped for
3. to cause something to take physical form or become real

Examples

• The ghost seemed to materialize out of thin air.
• Her dreams of becoming a doctor finally materialized after years of study.
• The promised funding never materialized.
• A figure materialized in the doorway.
• The company’s expansion plans failed to materialize.
• The artist was able to materialize his vision in sculpture.
• Support for the project materialized from unexpected sources.