a large-scale public exhibition or show, as of art or manufactured products: an exposition of 19th-century paintings; an automobile exposition.
2.
the act of expounding, setting forth, or explaining: the exposition of a point of view.
3.
writing or speech primarily intended to convey information or to explain; a detailed statement or explanation; explanatory treatise: The students prepared expositions on familiar essay topics.
4.
the act of presenting to view; display: The singer gave a splendid exposition of vocal talent.
late 14c., "explanation, narration," from O.Fr. exposition, from L. expositionem (nom. expositio), from expositus, pp. of exponere (see expound). The meaning "public display" is first recorded 1851 in reference to the Crystal Palace Exposition in London. Abbreviation Expo