The Collaborative International Dictionary of English v.0.48:

Bubonocele \Bu*bon"o*cele\ (b[-u]*b[o^]n"[-o]*s[=e]l), n. [Gr.
   boubw`n groin + ? tumor: cf. F. bubonoc[`e]le.] (Med.)
   An inguinal hernia; esp. that incomplete variety in which the
   hernial pouch descends only as far as the groin, forming a
   swelling there like a bubo.
   [1913 Webster]