Source : Webster's Revised Unabridged Dictionary (1913)

Varicocele \Var"i*co*cele\, n. [Varix a dilated vein + Gr. ?
   tumor: cf. F. varicoc[`e]le.] (Med.)
   A varicose enlargement of the veins of the spermatic cord;
   also, a like enlargement of the veins of the scrotum.

Source : WordNet®

varicocele
     n : dilatation of the veins associated with the spermatic cord
         in the testes