Having atoms linked by bonds which form a ring.(adjective)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "closed-chain" in a sentence
"As such, this muscle can be trained most effectively using single leg closed-chain strength exercises and plyometrics to increase functional activation of the VMO."
"People out there will know what I mean, but closed-chain type exercises, leg presses, squatting, biking, Nordic Track, Stairmaster."
"Using this criterion, "great exercises" are almost always closed-chain, free-weight, multi-articular movements.""