specter   (Sound)

The noun specter has 2 senses

• ghost, shade, spook, wraith, specter, spectre -- (a mental representation of some haunting experience; "he looked like he had seen a ghost"; "it aroused specters from his past")


• apparition, phantom, phantasm, phantasma, fantasm, specter, spectre -- (a ghostly appearing figure; "we were unprepared for the apparition that confronted us")