The Collaborative International Dictionary of English v.0.48:
Realizable \Re"al*i`za*ble\ (r[=e]"al*[imac]`z[.a]*b'l), a. Capable of being realized. [1913 Webster]WordNet (r) 3.0 (2006):
realizable adj 1: capable of being realized; "realizable benefits of the plan" 2: capable of existing or taking place or proving true; possible to do [syn: accomplishable, achievable, doable, manageable, realizable]