corpus cavernosum
nounEtymology Learned borrowing from New Latin corpus cavernōsum (“body full of hollows or cavities”).
1
Anatomy, Medicine, Sciences One of the pair of cylindrical columns of erectile tissue that form the bulk of the clitoris and penis.
- He felt the corpora cavernosa, commanded by nerve messages from his subconscious brain, fill up with blood, and the tunica albuginea membrane, the penis’s straitjacket, trap the blood inside.2022, Gabrielle Zevin, Tomorrow, and Tomorrow, and Tomorrow, Vintage (2023), page 235: