Try Our Apps


Avoid these words. Seriously.


[sit-uh-koh-sis] /ˌsɪt əˈkoʊ sɪs/
noun, Pathology.
a rickettsial disease affecting birds of the parrot family, pigeons, and domestic fowl, caused by the chlamydia Chlamydia psittaci and transmissible to humans.
Also called ornithosis, parrot fever.
Origin of psittacosis
1895-1900; < Latin psittac(us) parrot (< Greek psittakós) + -osis Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
British Dictionary definitions for psittacosis


a disease of parrots, caused by the obligate intracellular parasite Chlamydia psittaci, that can be transmitted to man, in whom it produces inflammation of the lungs and pneumonia Also called parrot fever, ornithosis
Word Origin
C19: from New Latin, from Latin psittacus a parrot, from Greek psittakos; see -osis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
psittacosis in Medicine

psittacosis psit·ta·co·sis (sĭt'ə-kō'sĭs)
An infectious disease of parrots and related birds caused by the bacterium Chlamydia psittaci, that is communicable to humans, in whom it produces high fever, severe headache, and symptoms similar to pneumonia. Also called parrot fever.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Nearby words for psittacosis

Word Value for psittacosis

Scrabble Words With Friends