The disease in nonpsittacine birds (domestic fowl, ducks, pigeons, turkeys, and many wild birds) caused by Chamydophila psittaci A zoonoisis. Some apply the term ornithosis to any bird affted by chlamydiosis, though many prefer psitacosis for psittacine birds (parrot, lovebirds, parakeet).
[G. ornis (ornith-), bird, + -osis, condition]
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Examples: glitazone, GI cocktail, etc.