English word psittacosis comes from Latin psittacus (A parrot (bird).), English -osis
| Dictionary entry | Language | Definition |
|---|---|---|
| psittacus | Latin (lat) | A parrot (bird). |
| -osis | English (eng) | (pathology) functional disease or condition such as hepatosis. Formation, increase. Process, action. |
| psittacosis | English (eng) | (disease) An infection by Chlamydia bacteria, caught from infected birds, and characterised by fever, pneumonia and headaches. |