What is the notes in a script of play to tell actors when come onstage an off called?

The notes in a script of play to tell actors when to come onstage and off are called "entrances" and "exits". These notes are usually written in parentheses or brackets, and they indicate when a character should enter or leave the stage. For example, "(Enter Romeo.)" means that Romeo should enter the stage at that point in the script, while "(Exit Juliet.)" means that Juliet should leave the stage.