陽よう電でん子し放ほう射しゃ断だん層そう撮さつ影えいMeaningsNoun1. positron emission tomography; PETKanji used陽sunshine電electric子child放release射shoot断be cut off層layer撮photograph影shadowComposed of陽よう電でん子しpositronNoun放ほう射しゃradiation; emissionNoun断だん層そうfault; dislocation; gap; discrepancyNoun撮さつ影えいphotography (still or motion); photographing; filming; shooting; (video) recordingNoun