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What do you understand by the term – spectrum of white light?

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When white light exits the prism, it spreads in a fan-shaped beam. A spectrum is the name given to this fan-shaped beam. Light is believed to be distributed into a spectrum of violet, indigo, blue, green, yellow, orange, and red wavelengths.

Final Answer:
Hence, the spectrum of white light means when white light exits the prism, it spreads in a fan-shaped beam.

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