Baculum

The baculum (also penis bone, penile bone or os penis) is a bone found in the penis of many placental mammals. It is absent in the human penis, but present in the penises of other primates, such as the gorilla and chimpanzee. The bone is located above the male urethra, and it aids sexual intercourse by maintaining sufficient stiffness during sexua...
Found on http://en.wikipedia.org/wiki/Baculum

Baculum

(Latin) a walking stick.
Found on http://www.hestories.info/greco-roman-world-glossary.html

baculum

penis bone in some mammals
Found on http://phrontistery.info/b.html

baculum

Synonym: os penis. ... Origin: L. A rod ... (05 Mar 2000) ...
Found on http://www.encyclo.co.uk/local/20973

baculum

the penis bone of certain mammals. The baculum is one of several heterotropic skeletal elements—i.e., bones dissociated from the rest of the body ... [2 related articles]
Found on http://www.britannica.com/eb/a-z/b/4
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