The American Heritage® Dictionary of the English Language, 4th Edition
n. An acute, infectious, often fatal viral disease of most warm-blooded animals, especially wolves, cats, and dogs, that attacks the central nervous system and is transmitted by the bite of infected animals.
n. A viral disease that causes acute encephalitis in warm-blooded animals and people, characterised by abnormal behaviour such as excitement, aggressiveness, and dementia, followed by paralysis and death.
the GNU version of the Collaborative International Dictionary of English
n. Same as hydrophobia (b); canine madness.
The Century Dictionary and Cyclopedia
n. An extremely fatal infectious disease of man and many other animals, with predominant nervous symptoms.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an acute viral disease of the nervous system of warm-blooded animals (usually transmitted by the bite of a rabid animal); rabies is fatal if the virus reaches the brain
Word Usage
"If canine rabies is a fearful subject to contemplate, there is a sadder and deeper significance in _rabies humana_; in that awful madness of the human race which is marked by a thirst for blood and a rage for destruction."