Definition, synonyms and related words
exterior (describing the location of a shot in a film script, etc.)
"The director yelled cut because the camera was positioned at ext when it needed to be strictly interior for the scene."
In plain English: Ext is the standard file extension that tells your computer what kind of program to use to open a specific file.
"He is very ext about new technology and gadgets."
Usage: The word "ext" is not used as an everyday noun; it is strictly an industry abbreviation for "exterior" found only in film scripts and production notes. In general conversation, you should use the full word "exterior" or more common terms like "outside."
Ext is an abbreviation derived from Latin, originally standing for extra which means outside or beyond. It entered modern usage as a shorthand in computing and mathematics to denote external storage or exterior points.