defeasance
defeasance n. (1)撤销条件；废约条件；解除条件 使合同无效的条件。 (→defeasance clause) (2)毁约证书；解除合同 使证券、契据、保证书、判决书或遗嘱等失效的契约或文件。
DEFEASANCE
defeasance
defeasance (di-feez-[schwa]nts), n. 1. An annulment or abrogation; VOIDANCE. 2. The fact or an instance of bringing an estate or status to an end, esp. by conditional limitation. 3. A condition upon the fulfillment of which a deed or other instrument is defeated or made void; a contractual provision containing such a condition. — Also