corpus cavernosum

https://doi.org/10.1351/goldbook.10559
Either of the two columns of erectile tissue forming the body of the clitoris (corpus cavernosum clitoridis) or penis (corpus cavernosum penis).
Source:
PAC, 2016, 88, 713. (Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)) on page 739 [Terms] [Paper]