adjective Date: 1529 1. incapable of being maintained as right or valid ; untenable , incapable of being justified or excused ; inexcusable , incapable of being protected against physical attack, indefensibility noun indefensibly adverb
INDEFENSIBLE
Meaning of INDEFENSIBLE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012