Not operable. Chiefly in medical contexts.
Mid 17th century; earliest use found in Elias Ashmole (1617–1692), astrologer and antiquary. From un- + operable.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。