say it: FAN-tuhm
phantom is a noun and adjective meaning "a ghostly appearing figure". It carries 3 recorded senses.
a ghostly appearing figure
“we were unprepared for the apparition that confronted us”
something existing in perception only
“a ghostly apparition at midnight”
something apparently sensed but having no physical reality
“seemed to hear faint phantom bells”
“the amputee's illusion of a phantom limb”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for phantom come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.