/ Thesaurus / P Synonyms of pet scanner Find synonyms for: Noun1. positron emission tomography scanner, PET scanner, tomographusage: a tomograph that produces cross-sectional X-rays of metabolic processes in the bodyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language