The Collaborative International Dictionary of English v.0.48:
Solvency \Sol"ven*cy\ (s[o^]l"ven*s[y^]), n. [See Solvent.] The quality or state of being solvent. [1913 Webster]WordNet (r) 3.0 (2006):
solvency n 1: the ability to meet maturing obligations as they come due [ant: insolvency]