The Collaborative International Dictionary of English v.0.48:
liveable \liveable\ a. Same as livable; as, liveable conditions. Opposite of unlivable. [WordNet 1.5]WordNet (r) 3.0 (2006):
liveable adj 1: fit or suitable to live in or with; "livable conditions" [syn: livable, liveable] [ant: unlivable, unliveable]