limnology Syllabification: (lim·nol·o·gy)Pronunciation: /limˈnäləjē/Definition of limnology noun the study of the biological, chemical, and physical features of lakes and other bodies of fresh water. Derivatives limnologicalPronunciation: /ˌlimnəˈläjikəl/ adjective limnologistPronunciation: /-jist/ noun Origin: late 19th century: from Greek limnē 'lake' + -logylimnology in other Oxford dictionaries Definition of limnology in the British & World English dictionary