Theatre Terms | AACT

Theatre Terms

image of question markAs a service to the theatre community, AACT provides over 1000 definitions of theatrical terms.  Fully searchable, our glossary is helpful for technical staff, directors, actors, producers, or anyone wanting to better understand the inner workings of theatre.

Click on a letter (A-Z) below to find terms beginning with the specified letter, OR enter a word in "Search for Term" OR search by entering a word in "Words in Definition." For example, entering the word "curtain" would display all words whose definition includes that word. (Note: If the A-Z or word search has been activated, it must be reset before using "Search for Term" or "Words in Definition." To reset the A-Z search: Click Here)

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Term Definition Link
VERTICAL SIGHT LINES Imaginary lines drawn from the highest seats of the audience area, often in a balcony, and from the seats in the front row, to the lowest hanging obstructions over the stage, to determine what portions of the performing area will be visible to all of the audience.
VISUAL CUE A cue taken by a technician from the action on stage rather than being cued by the stage manager.
VOLTAGE The "pressure" at which electric current is available. The American standard is 110 Volts. The UK standard voltage is 240 Volts.
VOM or VOMITORIUM A passageway, originally for spectators, used to clear the seating area in quick fashion. Also used to describe a ramped passage that allows actors to run onstage from below (and run back).
VU METER VU - Volume Unit). Pointer and scale meter which indicates the average level of a signal. Misses any transients and spikes that lead to a clipped signal.
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