Theatre Terms

image of question markHere you'll find over 1000 definitions of theatrical terms, from Aside, Beam Angle, and Camlock, to Upstaging, VU Meter, and Wagon.  Fully searchable, our glossary is helpful for technical staff, directors, actors, producers, or anyone wanting to better understand the inner workings of theatre.

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Term Definition Cross Reference Link
ACROSS Go
CROSS To move across the stage from one position to another, especially when passing in front of another actor. Sometimes, a stage direction, as in "When Ellen enters, cross left."
CROSS FADE 1) Bringing up a new lighting area onstage while at the same time bringing down another area somewhere else on stage. 2) Also applies to sound effects/music.
CROSSLIGHT or CROSS-LIGHT To illuminate the stage with two crossing beams of light. Thus, to cross-light, and crosslighting. Side light
CROSSOVER 1) A route leading from one side of the stage to the other, out of the audiences view. 2) An electronic filter in a sound system that routes sound of the correct frequency to the correct part of the speaker system. Different speakers handle high frequencies (tweeters) and low frequencies (woofers). Sometimes known as a crossover network. An active crossover splits the signal from the mixing desk into high, mid and low frequencies which are then sent to three separate amplifiers.
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