psitta-

(Greek [psittakos-] > Latin [psittacinus-]: parrot)

psittaceous
A reference to parrots or the Psittaci.
psittaci
The order of birds which consists of parrots.
psittaciformes
An order of birds including parrots, amazons, cockatoos, lorikeets, lories, macaws, and parakeets.
psittacine: parrots
1. A reference to parrots.
2. Of or belonging to a parrot or to the parrot family (parrots, parakeets, macaws, and pudgerigars); figuratively, parrot-like.
Psittacosauridae (proper noun)
A family of "parrot lizards": The Psittacesauridae included the "psittacosaurus", or the parrot lizard, a herbivorous dinosaur, which had a powerful parrot like bill, and existed in northeastern Asia in the mid Cretaceous period between 144 and 97 million years ago.
Psittacosaurs, Psittacosaurus
A “parrot-beaked lizard” from Early Cretaceous Mongolia, east and northwest China, Thailand, and southern Siberia. It was named by U. S. paleontologist Henry Fairfield Osborn in 1923.
psittacosis
1. An infectious disease of parrots.
2. An acute or chronic respiratory and systemic disease of wild and domestic birds, caused by infection with Chlamydia psittaci.

It was originally seen in psittacine birds and is transmissible to humans and other animals; also known as, chlamydiosis.

3. Human infection by C. psittaci, generally acquired by inhalation of dried bird excreta containing the pathogen.

It may also be acquired by handling feathers or tissues of infected birds, through an open skin lesion, or from the bite of an infected bird.

It may be asymptomatic, have mild influenza like symptoms, or manifest as a severe, highly fatal pneumonia; also known as, parrot disease or fever and ornithosis.

4. An atypical pneumonia caused by a rickettsia microorganism and transmitted to humans from infected birds.
Psittacus
A type of genus of the Psittacidae; usually restricted to the African grey.

A medium-sized parrot of the genus Psittacus, native to Africa. They are primarily grey, with accents of white.

Some of their feathers are very dark grey and others are a lighter color of grey. They also have red or maroon tails; depending on the subspecies.

They feed primarily on nuts and fruits, supplemented by leafy materials.