substance /ˈsʌbstəns/noun 7verb 1forms 3 noun7 •the material something is made of, such as stone, water or airStudy gives strength to the mind; conversation, grace: the first apt to give stiffness, the other suppleness: one gives substance and form to the statue, the other polishes it. — 1699 •A form of matter that has constant chemical composition and characteristic properties. •Drugs (illegal narcotics) •The essential part of anything; the most vital part.Heroic virtue did his actions guide, / And he the substance, not the appearance, chose. — 1667 •Ousia, essence; underlying reality or hypostasis in the philosophical sense. •Substantiality; solidity; firmness.Some textile fabrics have little substance. •Material possessions; estate; property; resources.And there wasted his substance with riotous living. — 1611 verb1 •(rare) To give substance to; to make real or substantial.If life were nothing but what gets phrased and substanced, the world might as well be rolled up and laid away again in darkness. — 1873 formssubstanced · substancing · substances