Skip to word definition
English
CEFR B2

crucial

Rank #5237 in frequency ranking in frequency

Quick Actions

Meanings & Definitions

adjective

Example Sentences

"Is it crucial that we finish this by tomorrow?"

"Sleep is crucial for your health"

"Her support was crucial during my difficult time"

"Please remember that your password is crucial for account security"

"It was crucial that he arrived on time for the job interview"

AI Word Assistant

Ask anything about crucial in en

Quick Prompts

Ask me anything about this word!

Try a quick prompt or type your own question.

AI responses are powered by DeepSeek AI. If you encounter errors, please try again later.

This AI assistant can help you understand nuances, usage, and more about crucial. Powered by w9999 AI.

Premium Feature

Master "crucial" with W9999

Everything you need to remember this word

AI Tutor

Personalized explanations & practice

Smart Flashcards

Spaced repetition system

Progress Tracking

Daily streaks & achievements

✓Free forever
✓No credit card
✓Start in 30s
Save "crucial"
W

W9999 Language Learning

Master vocabulary with AI-powered tools

© 2026 W9999. Free for everyone, forever.