Medical Dictionary
Main Entry:
New·cas·tle disease Pronunciation:
'n(y)ü-"kas-&l-, n(y)ü-' Function:
noun : a disease of domestic fowl and otherbirds caused by a paramyxovirus (genus
Rubulavirus) and resembling bronchitis or coryza but in later stages distinguished by nervous invasion leading to incoordination, tremors, and twitching ofthe head and being especially destructive of young birds although all ages may be attacked called also
pseudoplague