crucial


cru·cial

adjective \ˈkrü-shəl\

: extremely important

Full Definition of CRUCIAL

1
archaic :  cruciform
2
a :  important or essential as resolving a crisis :  decisive
b :  marked by final determination of a doubtful issue <the crucial game of a series>
c :  important, significant <what use we make of them will be the crucial question — Stanley Kubrick>

Examples of CRUCIAL

  1. Vitamins are crucial for maintaining good health.
  2. It's crucial that we arrive before 8 o'clock.
  3. Teachers are crucial to the success of the school.
  4. She played a crucial role in the meeting.

Origin of CRUCIAL

French, from Latin cruc-, crux cross
First Known Use: 1706

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