penis
UK: ˈpiːnɪs | US: ˈpiːnɪs
n. the male genital organ in humans and other mammals, used for sexual reproduction and urination.
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The word "penis" originates directly from Latin, where it originally meant "tail" before specializing to refer to the male genital organ. This semantic shift reflects a common metaphorical extension in many languages, where body part terms evolve to describe related or analogous structures. The Latin term itself may derive from the Proto-Indo-European root *pes-, meaning "penis," showing continuity in its core meaning across millennia.
The doctor examined the patient's penis for any abnormalities.
In many mammals, the penis contains a bone called the baculum.
The artist's sculpture depicted a figure with an exaggerated penis.
Some cultures associate the penis with fertility and strength.
The biology textbook included a detailed diagram of the human penis.