Drama

On Stage- not on stage so not visible to the audience
Off Stage- on stage so visible to the audience
Wings- the sides of a theatre stage out of view from the audience
Line of Sight- a normally unobstructed line-of-sight between an intended observer (or spectator)(i.e. audience) and a stage, arena or monument.
Cyclorama- a circular picture of a 360˚ scene, viewed from inside
Back Cloth- 
Trap Door- a hinged or removable panel in a floor, ceiling, or roof, usually used for surprise entrances and exits.
House Curtain- curtains at the very front of the stage
Curtain Call- the appearance of one or more performers on stage after a performance to acknowledge the audience's applause.
Fine Curtain- 
Curtain Line- the line marking the position of the curtain when closed

Backstage- in or around the area behind the stage in a theatre, esp. the wings or dressing rooms.
Scenery Dock- 
Bump In/Out- the process or preparing the theatre for a particular production or packing up the theatre after a production. It includes building the set, introducing props and costumes, and rigging the lights.
Calls- 
Dressing Rooms- a room in which performers before, after, or during their performance.
Wardrobe Room- 
Green Room- a room in the theatre in which performers can relax when they are not performing.

• US- Upstage 
• USR- Upstage Right
• USL- Upstage Left
• C- Centre
• CR- Centre Right
• CL- Centre Left
• DS- Downstage
• DSR- Downstage Right 
• DSL- Downstage Left 
• P- Prompt
• OP- Opposite Prompt 

• Character- the representing of a three dimensional human being with a particular personality, characteristic and background.
• Role- the representing of a point of view, and identifying with a set of values and attitudes.
• Status- a character's position and standing, weighty or otherwise, within any grouping of people; e.g. high status as opposed to low status.
• Conflict- characters are in conflict when they have opposing purposes or objectives within the drama. 
• Dramatic tension- the problems faced by a character: their relationships, the creation of surprise, the unfolding of mystery. 
• Focus- the performer's focus in creating concentration and belief. The audience's focus on the dramatic situation.
• Place- the setting of the dramatic action. 
• Time- the period in which dramatic action takes place. 
• Situation- the circumstances the characters are in 
• Space- the stage area, the spatial design of the set and the arrangement of the physical elements of the performance (e.g. where the actors are placed) 
• Language- the verbal and non-verbal forms in which the dramatic action is conveyed.
• Moment- the control and manipulation of key moments in the dramatic actions (e.g climax.) 
• Sound- the use of aural devices to enhance the performance.
• Rhythm- the manipulation of time through pace and tempo.
• Structure- the framework through which the content of the drama is presented. 
• Symbols- the visual imagery of language, movement, gesture, objects and staging used to reinforce meaning. 
• Atmosphere- the feeling or mood created by, and emerging through, the dramatic action. 
• Dramatic meaning- the sum total of what is communicated between the performers and the audience. 
• Audience engagement- the ultimate purpose of all the elements of drama.