[1] : The Collaborative International Dictionary of English v.0.48

chimpanzee \chimpan"zee\ chi^mpa^n"z-e; 277, n. from
   the native name: cf. f. chimpanz'e, chimpans'e,
   chimpanz'ee. zool.
   an african ape pan troglodytes, formerly anthropithecus
   troglodytes, or troglodytes niger which approaches more
   nearly to man, in most respects, than any other ape. it is
   the most intelligent of non-human animals, and when full
   grown, it is from three to four feet high. a variant called
   the pygmy chimpanzee, or bonobo, has been recently
   recognized as a separate species.
   1913 webster +pjc
see also:
pan troglodytes anthropithecus troglodytes troglodytes niger pygmy chimpanzee bonobo 

Niger >> N Words
Niger, definition of term: Niger
niger_pag1.html

Troglodytes >> T Words
Troglodytes, definition of term: Troglodytes
troglodytes_pag1.html

Pan Troglodytes >> P Words
Pan Troglodytes, definition of term: Pan Troglodytes
pan+troglodytes_pag1.html