The organ of the male reproductive system through which semen passes out of the body during sexual intercourse. The penis is also an organ of urination.
penile pe·nile (pē'nīl', -nəl)
adj.
Of or relating to the penis.
penis pe·nis (pē'nĭs)
n. pl. pe·nis·es or pe·nes (-nēz)
The male organ of copulation and of urinary excretion, formed by three columns of erectile tissue, two arranged laterally on the dorsum and one medianly below; the extremity is formed by an expansion of the corpus spongiosum, covered by a free fold of skin.
| penis (pē'nĭs) Pronunciation Key
Plural penises or penes (pē'nēz)
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