The American Heritage® Dictionary of the English Language, 4th Edition
n. Any of several wild goats of the genus Capra, especially C. ibex, native to mountainous regions of Eurasia and northern Africa and having long, ridged, backward-curving horns.
n. A type of wild mountain goat of the genus Capra, such as the species Capra ibex.
the GNU version of the Collaborative International Dictionary of English
n. One of several species of wild goats having very large, recurved horns, transversely ridged in front; -- called also steinbok.
The Century Dictionary and Cyclopedia
n. A wild goat, the bouquetin, steinbok, or other species of the genus Ibex.
n. [capitalized] A genus of ibexes, or a subgenus of Capra.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. wild goat of mountain areas of Eurasia and northern Africa having large recurved horns
Word Usage
"Alps (_antelope rupicapra_); and in the same localities, but more rarely seen, the "bouquetin," or "tur" (_aigocerus pyrenaicus_) -- a species of ibex, _not_ identical with the _capra ibex_ of Linnaeus and the Alpine mountains."