180 Rule:  An editing principle of the continuity (or 180) system which dict . . .
A-D:  Analog to digital conversion (or converter). Used at transmission . . .
Abstract Animation:  An aesthetic tenet of animation which sees animation as consistin . . .
AC-3:  The 5.1-channel sound system specified in the Standard for Digita . . .
Access Card:  Also know as a smart card, is a removable credit card-size plasti . . .
Act (Segment):  A portion or segment of the narrative presented between commercia . . .
Active Display Area:  The area on the face of the CRT that the image is displayed on. . . .
Actor Movement:  Typically referred to by the theatrical term, blocking. . . .
Actualities:  Events from the historical world used in news and sports programs . . .
Ad Hoc Network:  A group of stations that is formed for a special purpose, such as . . .
Additional Outlet (A-O):  Receivers other than the primary one can . . .
Additive Color:  In video, the combination of red, green and blue phosphors to gen . . .
Addressable Resolution:  The highest resolution signal that a dis . . .
Adjacency:  A commercial or program that immediately follows or precedes anot . . .
Advanced Television (ATV):  Advanced Television is an earlier term u . . .
Advanced Television Systems Committee (ATSC):  An acronym for Advanced Television Syste . . .
Advertising Weight:  A measure of advertising delivery, normally stated in terms of nu . . .
Aesthetic:  A philosophy of the beautiful: criteria which define art (or tele . . .
Affidavit:  A notarized statement from a television station that confirms the . . .
Affiliate:  A TV station, not owned by a network, that grants a network use o . . .