from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Having four feet with opposable first digits, as primates other than humans.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Having four feet whose first digits are opposable; applies to all non-human primates.
from the GNU version of the Collaborative International Dictionary of English
- adj. Having four hands; of or pertaining to the Quadrumana.
from The Century Dictionary and Cyclopedia
- Four-handed; having all four feet fitted for use as hands: said of mammals, as opossums, etc.; specifically, of or pertaining to the Quadrumana. Also quadrimanous.
quadru- + Latin manus, hand; + -ous.(American Heritage® Dictionary of the English Language, Fourth Edition)