(a.) Springing back; having a power or inherent property of returning to the form from which a substance is bent, drawn, pressed, or twisted; springy; having the power of rebounding; as, a bow is elastic; the air is elastic; India rubber is elastic.
(a.) Able to return quickly to a former state or condition, after being depressed or overtaxed; having power to recover easily from shocks and trials; as, elastic spirits; an elastic constitution.
(n.) An elastic woven fabric, as a belt, braces or suspenders, etc., made in part of India rubber.
(a.) Having the power to give form or fashion to a mass of matter; as, the plastic hand of the Creator.
(a.) Capable of being molded, formed, or modeled, as clay or plaster; -- used also figuratively; as, the plastic mind of a child.
(a.) Pertaining or appropriate to, or characteristic of, molding or modeling; produced by, or appearing as if produced by, molding or modeling; -- said of sculpture and the kindred arts, in distinction from painting and the graphic arts.
(n.) a substance composed predominantly of a synthetic organic high polymer capable of being cast or molded; many varieties of plastic are used to produce articles of commerce (after 1900). [MW10 gives origin of word as 1905]