Nobility, a hereditary caste Integrity, chivalry, bravery, or self-sacrifice Noble gas, chemical elements in group 18 (old-style Group 0) of the periodic table Noble metal, metals that're resistant to corrosion or oxidation Noble polyhedron, polyhedra which are isohedral (face-transitive) and isogonal (vertex-transitive) Noble (English coin), a medieval gold coin Noble (Manx coin), a platinum bullion coin Noble and Greenough School, a private boarding and day school in Massachusetts No… (More on Noble)