The Collaborative International Dictionary of English v.0.48:
Spiritous \Spir"it*ous\, a. [Cf. Spirituous.] 1. Like spirit; refined; defecated; pure. [R.] [1913 Webster] More refined, more spirituous and pure. --Milton. [1913 Webster] 2. Ardent; active. [R.] [1913 Webster]WordNet (r) 3.0 (2006):
spiritous adj 1: containing or of the nature of alcohol; "spiritous beverages"; "spirituous liquors" [syn: spirituous, spiritous]