A comprehensive description and explanation of an idea or theory. The professor's exposition on quantum mechanics was both enlightening and accessible to the students.
A large public exhibition of art or trade goods. The international exposition attracted thousands of visitors eager to see the latest technological innovations.
The part of a play or work of fiction in which the background to the main conflict is introduced. The novel's exposition provided crucial details about the protagonist's past and set the stage for the unfolding drama.
Music: the opening section of a movement, especially in sonata form, in which the principal themes are introduced. In the exposition, the orchestra presents both themes before moving into the development section.
The action of expounding or explaining the meaning of a text, especially Scripture. The scholar's exposition of the Gospel was meticulous and insightful.