noun plural -la (-lə) or -lums
Word Origin for baculum
Examples from the Web for baculum
Historical Examples of baculum
The base of the baculum is broad but not so broad as in most species of Spermophilus.
The baculum in Glaucomys is the most distinctive of that of any American sciurid.
The baculum in Microtus ochrogaster—orientation and variation with age.
The baculum does not, however, suddenly reach its maximum maturity.
It should be noted that not all species can be keyed out on the basis of the baculum.