The Collaborative International Dictionary of English v.0.48:

Satyriasis \Sat`y*ri"a*sis\, n. [L., fr. Gr. ?. See Satyr.]
   Immoderate venereal appetite in the male. --Quain.
   [1913 Webster] Satyric

WordNet (r) 3.0 (2006):

satyriasis
    n 1: abnormally intense sexual desire in men