IMPRESCRIPTIBLE Meaning of IMPRESCRIPTIBLE in English [ ˌɪmprɪ'skrɪptɪb(ə)l ]■ adjective Law (of rights) unable to be taken away by prescription or by lapse of time.OriginC16: from med. L. imprescriptibilis . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004