The Collaborative International Dictionary of English v.0.48:
Scrotal \Scro"tal\, a. (Anat.) Of or pertaining to the scrotum; as, scrotal hernia. [1913 Webster]WordNet (r) 3.0 (2006):
scrotal adj 1: relating to or having or lying within a scrotum; "scrotal mammals"; "scrotal testes"