Prosciutto can be served raw since it has been cured. When cooked, it is generally boiled and referred to as prosciutto cotto, which becomes an excellent deli sandwich meat or a nice complement to a main dish.
rigid frame. Definition. A structural framing system in which all columns and beams are rigidly connected; there are no hinged joints. Picture of rigid frame.
lenses ground to rigid specifications. 6. Mechanics. of, relating to, or noting a body in which the distance between any pair of points remains fixed under all forces; having infinite values for its shear modulus, bulk modulus, and Young's modulus.