Main entry: autopsy, PM, post-mortem, post-mortem examination, postmortem, postmortem examination, necropsy
Definition: an examination and dissection of a dead body to determine cause of death or the changes produced by disease
Main entry: phase modulation, PM
Definition: modulation of the phase of the carrier wave
Main entry: premier, Prime Minister, PM
Definition: the person who holds the position of head of the government in the United Kingdom
Main entry: atomic number 61, promethium, Pm
Definition: a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium