The word "contraction" refers to the process of making something smaller, tighter, or shorter. It can also mean the shortening or combining of words by omitting some letters or sounds, like in "can't" instead of "cannot". Full definition
This causes the muscle fiber to change chemical energy into mechanical energy, resulting in contraction of the fiber. (petwave.com)
Eat smaller meals more frequently than the traditional three meals per day to help reduce the strength of contractions in your intestines. (healthline.com)
They were reminded to avoid excessive muscle contractions of the shoulder and neck areas, and educated about the benefits of proper posture. (supernaturalacnetreatment.com)