- a perception of something that has no physical reality; figment of the mind; esp., a specter, or ghostalso phan·tas′ma
noun
pl. -·mata or -·mas - a deceptive likeness
- Philos. a mental impression of a real person or thing
Origin of phantasm
Middle English fantasme from Old French from Classical Latin phantasma from Classical Greek from phantazein, to show from stem of phainein, to appear: see fantasy