Definition of "prompter" [prompt•er]

• Comparative form of prompt: more prompt (adjective)
• The person who does the prompting. (noun)

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• "So imperfect were they also in their parts, that the prompter was the only person from whom any single speech passed without a blunder."
• "The prompter is a safety net and a friendly face, allowing performers to concentrate more on their acting."
• "To singers, the convenient position of the prompter is a matter of real importance."