The Collaborative International Dictionary of English v.0.48:
Anticipant \An*tic"i*pant\, a. [L. anticipans, p. pr. of anticipare.] Anticipating; expectant; -- with of. [1913 Webster] Wakening guilt, anticipant of hell. --Southey. [1913 Webster]WordNet (r) 3.0 (2006):
anticipant adj 1: marked by eager anticipation; "an expectant hush" [syn: anticipant, anticipative, expectant] n 1: one who anticipates [syn: anticipator, anticipant]