Interpretive Test The definition of tragedy in an excerpt from Aristotle's "Poetics" is the re-creation, complete within itself, of an important moral action. The relevance of Aristotle's Poetics to Shakespeare's play Macbeth defines the making of a dramatic tragedy and presents the general principles of the construction of this genre. Aristotle's attention throughout most of his Poetics is directed towards the requirements and expectations of the plot. Plot, 'the soul of tragedy', Aristotle says, must, be an imitation of a noble and ....