adjective Etymology: French, from Latin cruc-, crux cross Date: 1706 cruciform , 2. important or essential as resolving a crisis ; decisive , marked by final determination of a doubtful issue , important , significant , see: acute
CRUCIAL
Meaning of CRUCIAL in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012