adjective Date: 15th century incapable of being definitely decided or settled, incapable of being definitely fixed or ascertained, indeterminably adverb
INDETERMINABLE
Meaning of INDETERMINABLE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012