The Collaborative International Dictionary of English v.0.48:
Unequivocal \Un`e*quiv"o*cal\, a. Not equivocal; not doubtful; not ambiguous; evident; sincere; plain; as, unequivocal evidence; unequivocal words. -- Un`e*quiv"o*cal*ly, adv. -- Un`e*quiv"o*cal*ness, n. [1913 Webster]WordNet (r) 3.0 (2006):
unequivocalness n 1: clarity achieved by the avoidance of ambiguity [syn: unambiguity, unequivocalness] [ant: ambiguity, equivocalness]