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| tes·tis [ téstiss ] (plural tes·tes [ té stz ]) |
noun |
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| Definition: |
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male reproductive gland: either of the paired male reproductive glands, roundish in shape, that produce sperm and male sex hormones, and hang in a small sac scrotum
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| [Early 18th century. < Latin, "witness," because it "bears witness" to a man's virility] |
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