Final answer:
A source material is an existing text or artwork that an author or artist draws from to create a new work of literature or art.
Step-by-step explanation:
A source material is defined as an existing text or artwork that an author or artist draws from to create a new work of literature or art. It serves as the foundation or inspiration for the new creation. For example, a writer may use a classic novel as a source material to write a modern adaptation, or an artist may reference a famous painting to create a new artwork.
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