cereology Syllabification: (ce·re·ol·o·gy)Pronunciation: /ˌsi(ə)rēˈäləjē/Definition of cereology noun the study or investigation of crop circles. Derivatives cereologistPronunciation: /-jist/ noun Origin: late 20th century: from Ceres + -logycereology in other Oxford dictionaries Definition of cereology in the British & World English dictionary