D defs.my
Entry 2 senses Webster, 1913

Prompter

· Prompt·er · IPA
01 n. One who, or that which, prompts; one who admonishes or incites to action.
  1. 1.
    One who, or that which, prompts; one who admonishes or incites to action.
  2. 2.
    One who reminds another, as an actor or an orator, of the words to be spoken next; specifically, one employed for this purpose in a theater.