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A4
AAP
Abrasion Resistance
Abrasiveness
Absorbency
Acceptable Use Policy (AUP)
Access Control List (ACL)
Accordion Fold  
Acetate
Acetate Proof  
Achromatic
Acid-free Paper
Acidity
Acrobat
Acrobat Capture
Acrobat Distiller
Acrobat PDF Writer
Acrobat Reader
Across the Grain
Acrylate Resins
Acrylic
Acrylic Based Adhesive
Acrylic Emulsion
Acrylic Ink
ACS
Active Server Pages (ASP)
Active X
Active X Controls
Additive Color  
Additive Color (model)
Additive Primaries
Address
Address Change Service (ACS)
Address Mapping
Adhere
Adhesion Test
Adhesion, Peel
Adhesive
Adhesive Coated Paper
Adhesive Strike-Through
Adhesive, Cold Temperature
Adhesive, High Temperature
Adhesive, Permanent
Adhesive, Pressure Sensitive
Adhesive, Removable
Adobe Type Manager (ATM)
Advertainment
Aesthetic
Affixed Products  
Against the Grain
Agate
Agent
Aggressive Permanent Adhesive
Aging
Airbrushing  
Algorithm
Aliases
Aliasing  
Aligning Edge
Alignment
Alignment Marks
Alkaline Battery
Alkaline Paper
Alkaline Resistance
All Over Coat (AOC)  
Alley  
Alta Vista
Alterations
Amberlith
American Standard Code for Information Interchange (ASCII)
Analog
Analog Transmission
Anchor Tags
Aniline Printing
Animated GIF  
Annotation
Announcements
Anonymous FTP
Anti-aliasing  
Anti-Offset Powder
Antique Finish
Antistatic Coatings
AOC  
Aperture
Aperture Priority
API
Applet
AppleTalk
Application
Application Program Interface (API)
Application Server
Application Temperature
Applicator
Aqueous Coating
Arabic Numbering
Archie
Architecture
Archival Paper
Array
Art Prep
Artifact (or Artifacting)
Artificial Watermark  
Artwork
Ascenders
ASCII
ASCII
ASP
Aspect Ratio
Aspherical Lens
Asynchronous Transfer Mode (ATM)
ATM
Attachment
AUP
Authentication
Authoring
Authorization
Auto Focus
Auto Sync Mode
Automatic Picture Replacement (APR)