In the small lab, Sara placed a flower under glass to test a vacuum. The pump sang and the air ran out; light shifted as the jar became a vacuum. The flower stopped moving in the silent vacuum. She knew the vacuum kept it safe. She pressed her palm to the cool glass, thrilled her pump had made a vacuum.
🧑🎓 CEFR Level: C1 Advanced
This word is at the C1 level, which means it’s part of advanced English. It’s used in sophisticated conversations, professional settings, and academic discussions. Words at this level help you express yourself fluently and precisely in nuanced situations.
Expanding your English vocabulary is one of the best ways to improve your pronunciation, spelling, and confidence in English. Watch the video above to memorize the word, understand its meaning, and see example sentences in action. Discover related words to grow your vocabulary naturally. Add words to your playlist for stress-free, effective learning—anytime, anywhere! Watch, learn, repeat.