adjective Date: 1659 not subject to failure or decay ; lasting , free of faults ; flawless, indefectibility noun indefectibly adverb
INDEFECTIBLE
Meaning of INDEFECTIBLE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012