azoic Syllabification: (a·zo·ic)Pronunciation: /āˈzō-ik, əˈzō-/Definition of azoic adjective having no trace of life or organic remains. (Azoic) Geologyanother term for Archean.Origin: mid 19th century: from Greek azōos 'without life' + -icazoic in other Oxford dictionaries Definition of azoic in the British & World English dictionary