penile prosthesis an implanted device that is used to resto...
coprophilia n. literally, the love of feces, which is manif...
idioretinal light an illusion of shades of gray observed in...
prostate n. a gland in male mammals, walnut-sized in humans...
laughing gas see nitrous oxide.
beta-endorphin n. a neuropeptide involved in pain and hunge...