agrobiology Syllabification: (ag·ro·bi·ol·o·gy)Pronunciation: /ˌagrōbīˈäləjē/Definition of agrobiology noun the branch of biology that deals with soil science and plant nutrition and its application to crop production. Derivatives agrobiologicalPronunciation: /-bīəˈläjikəl/ adjective agrobiologistPronunciation: /-jist/ noun agrobiology in other Oxford dictionaries Definition of agrobiology in the British & World English dictionary