De·fea'si·ble adjective [ See Defeasance .] Capable of being annulled or made void; as, a defeasible title. -- De*fea'si*ble*ness , noun Found on http://www.encyclo.co.uk/webster/D/22
adjective capable of being annulled or voided or terminated; `a claim to an estate may be defeasible so long as the claimant is under 21 and unmarried` Found on https://www.encyclo.co.uk/local/20974