frictionite التعريفات والمعاني == English == === Etymology === From friction + -ite. === Noun === frictionite (countable and uncountable, plural frictionites) Any rock created by friction (for example during a sturzstrom). شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة frictionites frictionless frictionner frictionlessness frictionlessly frictionized frictionneraient frictionnel frictionize