- Avian leukosis-sarcoma complex
avian leukosis-sarcoma complex avian leukosis-sarcoma complex n. A division of the RNA tumor viruses that causes a group of transmissable diseases of poultry. Also called avian leukosis-sarcoma virus. The group of diseases caused by this division of viruses.
- Avian pox
fowl pox. a virus disease of chickens and other birds characterized by warty excrescences on the comb and wattles, and often by diphtherialike changes in the mucous membranes of the head.
to diminish the infectivity of (a virus) by repeated culturing in chick embryos.
a large cage or a house or enclosure in which birds are kept. Historical Examples Mr. Morris mentions as a unique fact that a kestrel (Falco tinnunculus) bred in an aviary. The Variation of Animals and Plants Under Domestication, Volume II (of 2) Charles Darwin I have seen them alive at Singapore in an aviary, […]