Final answer:
Onomatopoeia is a figure of speech where words imitate sounds. It is used in literature and poetry to create vivid descriptions.
Step-by-step explanation:
Onomatopoeia is a figure of speech in which words imitate or mimic the sound of what they describe. It is often used in literature and poetry to add vividness and sensory depth to a description or scene. For example, words like 'buzz,' 'sizzle,' and 'boom' are onomatopoeic because they sound like the noises they represent.
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