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crucial

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adjective cru·cial \ˈkrü-shəl\

Simple Definition of crucial

  • : extremely important

Source: Merriam-Webster's Learner's Dictionary

Full Definition of crucial

  1. 1 archaic :  cruciform

  2. 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 in a sentence

  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 and Etymology of crucial

French, from Latin cruc-, crux cross


First Known Use: 1706

Synonym Discussion of crucial

acute, critical, crucial mean of uncertain outcome. acute stresses intensification of conditions leading to a culmination or breaking point <an acute housing shortage>. critical adds to acute implications of imminent change, of attendant suspense, and of decisiveness in the outcome <the war has entered a critical phase>. crucial suggests a dividing of the ways and often a test or trial involving the determination of a future course or direction <a crucial vote>.

CRUCIAL Defined for Kids

crucial

play
adjective cru·cial \ˈkrü-shəl\

Definition of crucial for Students

  1. 1 :  being a final or very important test or decision :  decisive <a crucial battle>

  2. 2 :  very important :  significant <Water is a crucial element in our weather.>





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