<p><strong>Noun</strong></p><ul><li>an elaborate instrumental composition in three or more movements, similar in form to a sonata but written for an orchestra and usually of far grander proportions and more varied elements.</li><li>an instrumental passage occurring in a vocal composition, or between vocal movements in a composition.</li><li>an instrumental piece, often in several movements, forming the overture to an opera or the like.</li><li>a concert performed by a symphony orchestra.</li><li>anything characterized by a harmonious combination of elements, especially an effective combination of colors.</li><li>harmony of sounds.</li><li>agreement; concord.</li></ul>