from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A short-winged hawk (Accipiter cooperii) widespread throughout North America, having a dark back, a long tail, and a rusty-barred chest.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A medium-sized hawk found from Canada to northern Mexico.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. bluish-grey North American hawk having a darting flight


After William Cooper (1797-1864), American ornithologist.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Named after William Cooper. (Wiktionary)


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