a. Pertaining to a passion for books; relating to a bibliomaniac. [ 1913 Webster ]
a. Of or pertaining to dipsomania. [ 1913 Webster ]
a. Affected with, or characterized by, madness; maniac. -- Ma*ni"a*cal*ly, adv. [1913 Webster]
adj. Suffering from megalomania. [ WordNet 1.5 ]
{ } a. [ Cf. F. monomaniaque. ] Affected with monomania, or partial derangement of intellect; caused by, or resulting from, monomania; as, a monomaniacal delusion. [ 1913 Webster ]