🇬🇧🇨🇳 constraint - 约束 : English Lesson

Meaning of "constraint" ("约束"), detailed definition, and a short video lesson below.

A constraint is a rule, limit, or restriction that stops you from doing something exactly how you want, like a boundary that says, “You can do this much, but not more.”

Watch and listen to this English flashcard to understand the word in more detail, with an easy example sentence.

My plan to eat ice cream for breakfast met a powerful constraint called “Dad’s eyebrow.”

The only constraint on my candy eating is that Mom says I still need teeth when I’m 30.

The main constraint on building my pillow fort empire was that Mom still wanted to sit on the couch.

Recess has a time constraint, which means fun stops exactly when I finally start winning.

My budget constraint is that my allowance is three dollars and my wish list costs about one million.

Max loved the long stick kite, but the kitchen roof was a tight constraint. His dad tied a rope constraint to keep the kite low. The height constraint kept the kite below the light. The time constraint meant they flew at dusk. Max smiled, accepting each constraint, and the kite stayed safe.

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.