essay
literature
essay, an analytic, interpretative, or critical literary composition usually much shorter and less systematic and formal than a dissertation or thesis and usually dealing with its subject from a limited and often personal point of view. Some early treatises—such as those of Cicero on the pleasantness of old age or on the art of “divination,” Seneca on anger or clemency, and Plutarch on the passing of oracles—presage to a certain degree the form and tone...