spic·u·lum 
(spĭkyə-ləm)
(spĭkyə-ləm)n. pl. spic·u·la (-lə)
A small needlelike structure, such as a copulatory organ in a nematode.
[Latin spīculum, diminutive of spīca, point, ear of grain.]
- prosperousness
- prost
- prost
- prostacyclin
- prostaglandin
- prostate
- prostatectomy
- prostate gland
- prostate-specific antigen
- prostatic
- prostatism
- prostatitis
- prosthesis
- prosthetic
- prosthetically
- prosthetic group
- prosthetics
- prosthetist
- prosthodontia
- prostitute
- prostitution
- prostitutor
- prostomial
- prostomium
- prostrate