crucial

UK /ˈkɹuː.ʃəl/ US /ˈkɹuː.ʃəl/

adj 3

Definitions

adj

Essential or decisive for determining the outcome or future of something; extremely important; vital.

The battle of Tali-Ihantala in 1944 is one of the crucial moments in the history of Finland.

A secure supply of crude oil is crucial for any modern nation, let alone a superpower.

Cruciform or cruciate; cross-shaped.

Very good; excellent; particularly applied to reggae music.

Delbert Wilkins is the most crucial pirate radio DJ in Brixton.

Collocations

(adj.)

VERBS

be, prove

become

remain

consider sth, deem sth, regard sth as, see sth as

ADV

really

absolutely

Getting enough sleep before an exam is absolutely crucial for doing well.

fairly, quite

hardly

clearly, obviously

PREP

for

Regular exercise is crucial for maintaining good health throughout your life.

Understanding basic grammar is crucial to learning English effectively.

Thesaurus

Synonyms

adjective — of extreme importance

important

adjective — of the greatest importance

essential

Antonyms

noncrucial

Idioms & Phrases

Example Bank

The battle of Tali-Ihantala in 1944 is one of the crucial moments in the history of Finland.

Wiktionary

A secure supply of crude oil is crucial for any modern nation, let alone a superpower.

Wiktionary

The perfume industry is facing a major problem: maintaining constant levels of quality is crucial, but it is increasingly difficult to obtain a regular supply of all the necessary natural ingredients.

Wiktionary

My courage failed me at the crucial moment.

Tatoeba · #66495

The negotiations stepped into a crucial phase.

Tatoeba · #240292

We are facing a crucial time.

Tatoeba · #241605

Usage Notes

i Register

In some senses, crucial is marked as archaic, slang. Watch for register when choosing this word.

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