positron emission tomography scanner is a noun meaning "a tomograph that produces cross-sectional X-rays of metabolic processes in the body". It carries one recorded sense.
a tomograph that produces cross-sectional X-rays of metabolic processes in the body
Definitions, synonyms and semantic relations for positron emission tomography scanner come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.