cru‧ci‧ate lig‧a‧ment /ˈkruːʃieɪt ˌlɪɡəmənt/
noun [countable] medical one of two
ligaments (=bands of strong material) in the knee that cross each other and connect the bones above and below the knee:
The Chelsea player suffered a torn cruciate ligament. [TahlilGaran] Dictionary of Contemporary English ▲