A buffer system is a way for something to stay stable or balanced. It acts like a protective barrier, absorbing any changes or disturbances to keep things from becoming too extreme or out of control. Full definition
The primary buffering system of the body is the bones which dissolve for that purpose into phosphates and calcium. (ericbakker.com)
Having additional RAM would step up the performance and allow for larger buffering system for multitasking. (goodereader.com)
Industrial activities will release the same amount in a mere 300 years — so quickly that the ocean's buffering system doesn't even come into play.» (discovermagazine.com)