noun \ˌgü-bər-ˈnak-yə-ləm\
plural gu·ber·nac·u·la \-lə\

Definition of GUBERNACULUM

: a part or structure that serves as a guide; especially : a fibrous cord that connects the fetal testis with the bottom of the scrotum and by failing to elongate in proportion to the rest of the fetus causes the descent of the testis

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