understage
/ˈʌndərstɛɪdʒ/Definitions
1. noun
the area below the stage in a theater, especially the space between the stage floor and the orchestra pit.
“The understage crew had to work quickly to change the set for the next performance.”
2. adverb
below the stage, especially in a theater.
“The actors were rehearsing understage, preparing for the night’s performance.”
3. verb
to place or position something below the stage, especially in a theater.
“The set designer had to understage the props to ensure a smooth transition between scenes.”