Penis | Definition of Penis by Merriam-Webster - penis definition

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penis definition -


Penis definition is - a male erectile organ of copulation by which urine and semen are discharged from the body and that develops from the same embryonic mass of tissue as the clitoris. Aug 11, 2014 · Penis definition, the male organ of copulation and, in mammals, of urinary excretion. See more.

Dec 27, 2018 · Penis: The external male sex organ. The penis contains two chambers, the corpora cavernosa, which run the length of the organ. These chambers are filled with spongy tissue and surrounded by a membrane called the tunica albuginea. The spongy tissue contains smooth muscles, fibrous tissues, spaces, veins, and arteries.Author: William C. Shiel Jr., MD, FACP, FACR. Define penis. penis synonyms, penis pronunciation, penis translation, English dictionary definition of penis. n. pl. pe·nis·es or pe·nes 1. The male organ of copulation in higher vertebrates. In mammals, it also serves as the male organ of urinary excretion. 2.

penis [pe´nis] the external male organ of urination and copulation. The body of the penis consists of three cylindrical-shaped masses of erectile tissue which run the length of the penis. Two of the masses lie alongside each other and end behind the head of the penis. The third mass lies underneath them. This latter mass contains the urethra. The penis. penis meaning: 1. the part of a male's body that is used for urinating and for sex 2. an organ of male mammals that is used to excrete urine and for sex. Learn more.