From Longman Dictionary of Contemporary Englishinoperablein‧op‧e‧ra‧ble /ɪnˈɒpərəbəl $ ɪnˈɑː-/ adjective 1 MIan inoperable illness or medical condition cannot be treated by an operation an inoperable brain tumour2 IMPOSSIBLEsomething that is inoperable cannot be used The bombing rendered the airfield inoperable.
Examples from the Corpus
inoperable• an inoperable brain tumor 