zoonosisEnglishOxford Dictionary of Englishzoonosis /ˌzuː(ə)ˈnəʊsɪs , ˌzəʊəˈnəʊsɪs / ▸ noun (plural zoonoses /ˌzuːəˈnəʊsiːz, ˌzəʊəˈnəʊsiːz/) a disease which can be transmitted to humans from animals. – DERIVATIVES zoonotic adjective– ORIGIN late 19th century: from zoo- ‘of animals’ + Greek nosos ‘disease’.