SYN: testis. [L. testiculus, dim. of testis]
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n.
either of the pair of male sex organs within the scrotum. It consists of the testis and its system of ducts (the vasa efferentia and epididymis).
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tes·ti·cle (tesґtĭ-kəl) [L. testiculus] testis. testicular adjMedical dictionary. 2011.