Vocab Loco

VocabClass is sunsetting.
Say hello to something BETTER!

It’s not just different—it redefines word study.
But don’t take our word for it...
go see for yourself.

✨AI enhanced features ✨ More cactuses🌵

Check it out now! 🚀

closed system

Hear it
Hear it

Definition: Play

noun. A physical system that does not exchange any matter with its surroundings and is not subject to any force whose source is external to the system.

Sentence: Play Play

In a closed system, energy can be transferred within the system but not exchanged with the environment.

Synonyms: Play

isolated system; sealed system; contained system

Antonyms: Play

open system; interactive system; permeable system

Test drive some of our other games

Play now to sample our spelling, vocabulary and typing games.
Vocabulary Games (8 games)
Spelling Games (9 games)

Vocab Loco lessons are designed to engage students, improve motivation in learning the subject matter, and generate better results. Long-term retention is our focus and by making the learning process fun, our gamified approach has a positive impact on this goal.

Sign up!

YEAH. Try it FREE!

Vocab Loco Consultant

Try our 14-day Free Trial to test drive
the Vocab Loco program.

Sign up for a 14-Day Free Trial Not now, thank you
Back to main site