OSTEO- Meaning of OSTEO- in English osteo- /ɒstiəʊ, -tiə $ ɑːstioʊ, -tiə/ BrE AmE prefix technical [ Language: Modern Latin ; Origin: Greek , from osteon 'bone' ] relating to bones Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012