tendons definition for kids
tendons in Medicine Expand. tendon tenÂ·don (tÄn'dÉn) n. A band of tough, inelastic fibrous tissue that connects a muscle with its bony attachment and consists of rows of elongated cells, minimal ground substance, and densely arranged, almost parallel, bundles of collageneous fibers. tendon. A band of tough, fibrous, inelastic tissue that connects a muscle to a bone.