crucial
word
Definition
Something that is crucial is extremely important and necessary for success, decisions, or outcomes. It means that something cannot happen or succeed without this element.
Usage & Nuances
"Crucial" is more intense than "important"—use it for things that are absolutely necessary or make a big difference. Common collocations: "crucial decision", "crucial role", "crucial moment". Often used in formal and informal speech; not slang. Don't confuse with "critical", which can also mean "life-threatening" in medical contexts.
Example Sentences
It is crucial to drink water every day.
basic
Good teamwork is crucial for winning the game.
basic
Sleep is crucial for your health.
basic
Timing was crucial—we almost missed the last train.
natural
Her ideas played a crucial role in the project’s success.
natural
Don’t forget—your support is crucial to our team.
natural