CRUX


Meaning of CRUX in English

[ krʌks ]

■ noun ( plural ~es or cruces 'kru:si:z ) ( the ~ ) the decisive or most important point at issue.

↘a particular point of difficulty.

Origin

C17: from L., lit. 'cross'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.