 | /A |
| "A" Language |
| A/B Testing |
| A3 Report |
| Abandoned Calls |
| Abandonment |
| Abbreviation |
| Abbreviation dictionary |
| Abend |
| Above-the-fold |
| Abscissa |
| Absentee Balloting Materials |
| Absolute accuracy |
| Absolute coordinates |
| Absolutely constrained adjustment |
| Absolute Movers |
| Absorption |
| Abstract, Knowledge Compression |
| Abstract class |
| Abstract Data Type (ADT) |
| Abstraction |
| Academic Quality Improvement Project (AQIP) |
| Accelerated Reply Mail (ARM) |
| Accent / Accent Mark |
| Acceptable Quality Level (AQL) |
| Acceptance Criteria |
| Acceptance Number |
| Acceptance Quality Limit (AQL) |
| Acceptance Sampling |
| Acceptance Sampling Plan |
| Accepts |
| Access |
| Access Control |
| Access control list (ACL) |
| Accessibility |
| Access key |
| Access Management |
| Accessory Planning |
| Access Path |
| Access Permission |
| Access Provider |
| Accountability |
| Accountable Mail |
| Accountable Materials |
| Accountbook |
| Account Identifier Code (AIC) |
| Accounting Period (AP) |
| Accounting Service Center (ASC) |
| Account Management |
| Account Representative |
| Accounts Payable Accounting and Reporting System (APARS) |
| Accreditation |
| Accreditation Body |
| Accredited Authority |
| Accredited Registrars |
| Accredited Translator |
| Accuracy |
| Acetate |
| Acknowledgement file |
| ACLASS Accreditation Services |
| Across-track scanner |
| Action Item |
| Activation |
| Active Attack |
| Active Data |
| Active Data Warehouse |
| Active Language |
| Active Metadata Warehouse |
| Active remote sensing |
| Actives |
| Active Server Pages (ASP) |
| Active subscribers |
| Active Template Library (ATL) |
| activeX |
| ActiveX Connector |
| Activity |
| Activity, non-valued added |
| Activity, Value Added |
| Activity Analysis |
| Activity-Based Costing (ABC) |
| Activity-Based Management (ABM) |
| Activity Code |
| Activity Diagram |
| Activity Model |
| Activity Model (AS-IS) |
| Activity Model (TO-BE) |
| Activity Network Diagram |
| Actor |
| Actual Count (AC) |
| Acutance |
| Adaptation |
| Ad Clicks |
| Added name |
| Add-in |
| Additional Entry (AE) |
| Additional Mailing Office |
| Additions |
| Additive Fact |
| Address |
| Addressable Object |
| Address Block |
| Address Change Service (ACS) |
| Address Cleansing |
| Address correction charges |
| Address Correction Requested (ACR) |
| Address Correction Service |
| Address Correction Source |
| Address data |
| Address data format |
| Address data model |
| Addressee |
| Address element |
| Address Element Correction (AEC) |
| Address entry |
| Address event |
| Address event table |
| Address field |
| Address format |
| Address formatting |
| Address Information System Products |
| Addressing |
| Addressing Format |
| Addressing Media |
| Address locator property |
| Address locator style |
| Address Management (AM) |
| Address matching |
| Address name |
| Address Number |
| Address Number Prefix |
| Address Number Suffix |
| Address processing |
| Address range |
| Address Sequencing Service |
| Address service |
| Address style |
| Address Verification |
| Adds table |
| À Découvert |
| Adequacy Decision |
| Ad Hoc Interpreter |
| Ad Hoc Query |
| Ad Hoc Query Tool |
| Adjacency |
| Adjacency query |
| Adjustable Platform Stool |
| Adjustable Processing System (APS) |
| Administrative areas |
| Administrative Data |
| Administrative Support Facility (ASF) |
| Administrative Support Manual (ASM) |
| Adobe Integrated Runtime (AIR) |
| Adoption |
| Adoptive name |
| Advanced Encryption Standard (AES) Algorithm |
| Advance Deposit Account |
| Advanced Facer-Canceler (AFC) |
| Advanced Product Quality Planning (APQP) |
| Advanced Very High Resolution Radiometer (AVHRR) |
| Adverse Event |
| Advertiser |
| Advertising |
| Advocacy |
| Adware |
| Aerial photograph |
| Aerogramme |
| Aeronautical Information Exchange Format (AIXM) |
| Affiliate |
| Affiliate Marketing |
| Affiliate Program |
| Affine transformation |
| Affinity Analysis |
| Affinity Diagram |
| Affinity Group |
| Affinity Marketing |
| Affluents |
| Age |
| Agent |
| Agent-based model |
| Agglutinating Language |
| Agglutination |
| Aggregate / Aggregation |
| Aggregate Data |
| Aggregate Field |
| Aggregation, Composition |
| Aggregator |
| Agile Manufacturing |
| Agreement Letter |
| Air Contract Data Collection System (ACDCS) |
| Air Contract Transportation Tag (ACT) |
| Airlift |
| Airmail |
| Airport Mail Center / Airport Mail Facility (AMC/AMF) |
| A-label service |
| Alert |
| Algorithm |
| Alias |
| Aliasing |
| Alidade |
| Aligned dimension |
| Alignment |
| Alignment Tool |
| All available |
| Allocation |
| All-Purpose Dating Stamp |
| Almanac |
| Along-track scanner |
| Alphabetic |
| Alphabetisation / Alphabetization |
| Alphanumeric |
| Alphanumeric grid |
| Alpha Risk |
| Alternate Delivery Services |
| Alternate Delivery Systems |
| Alternate Key |
| Alternate Mailing System (AMS) |
| Alternate name |
| Alternative Addressing Format |
| Alternative Delivery |
| Alternative Hypothesis (Ha) |
| Altitude |
| Alumni |
| Ambiguity |
| American Association for Laboratory Accreditation (A2LA) |
| American Customer Satisfaction Index (ACSI) |
| American National Standard Institute (ANSI) |
| American National Standards Institute-American Society for Quality (ANSI-ASQ) |
| American Society for Nondestructive Testing (ASNT) |
| American Society for Quality (ASQ) |
| American Society for Quality (ASQ) |
| American Society for Quality Control (ASQC) |
| American Society for Testing and Materials (ASTM) |
| American Society for Testing and Materials (ASTM) International |
| American Society for Training and Development (ASTD) |
| American Standard Code for Information Interchange (ASCII) |
| Anaglyph |
| Analog / Analogue |
| Analog image |
| Analysis |
| Analysis Data Set |
| Analysis extent |
| Analysis of Means (ANOM) |
| Analysis of Variance (ANOVA) |
| Analysis Services |
| Analyst |
| Analyte |
| Analytical Hierarchy Process (AHP) |
| Analytical Modeling |
| Analytical Profiling |
| Analytic Applications |
| Analytics |
| Analytics/Report Developer |
| Ancillary Data |
| Ancillary Service |
| Ancillary Service Endorsement |
| Ancillary Source |
| Anderson-Darling Normality Test |
| Andon Board |
| Anglophone |
| Angular Unit |
| Animation |
| Anisotropic |
| Anisotropy |
| Annotation |
| Annotation Class |
| Annotation Construction Method |
| Annotation Feature Class |
| Annotation Group |
| Annotation Layer |
| Annotation Target |
| Annual Lease |
| Annual Staffing and Resource Management Simulator (ASRMS) |
| Annual Technical Baseline Target |
| Anomalies (Data Cleansing and Suppression) |
| Anonymization |
| ANSI ACS X12 |
| Ant |
| Anti-Counterfeiting Trade Agreement (ACTA) |
| Anti-Phishing Service |
| Anti-Phishing Working Group (APWG) |
| Antipode |
| Any-Vertex Connectivity |
| Anywhere Fix |
| Apache |
| Apartado Postal |
| Apartat de Correus |
| Apartment |
| Apartment Numbers |
| Apostille |
| Appearance Item |
| Append |
| Applet |
| Apple Talk |
| Applicability |
| Application |
| Application Architect |
| Application Architecture |
| Application Assembly |
| Application Developer |
| Application Developer Framework (ADF) |
| Application Developer Framework (ADF) runtime |
| Application Development |
| Application Domain Models |
| Application Gap |
| Application Integration |
| Application Management |
| Application Platform |
| Application Portfolio |
| Application Profile |
| Application Program Interface, API |
| Application Schema |
| Application Server |
| Application Service Provider (ASP) |
| Application Services |
| Application Software |
| Application System |
| Application Web Service |
| Applied Research |
| Apportionment |
| Appraisal Cost |
| Approach |
| Approved Drawing |
| Approved Material |
| Arabic Numerals |
| Arbitrary Symbol |
| Arc |
| Arcgisant |
| Architectural Framework |
| Architecture |
| Architecture Document |
| Archival database |
| Archive |
| Arc-node Topology |
| Are |
| Area |
| Area Chart |
| Area Codes |
| Area Distribution Center (ADC) |
| Area Mail Processing Center |
| Area Maintenance Office (AMO) |
| Area of Interest |
| Argument |
| Arithmetic Expression |
| Army Post Office (APO) |
| Array |
| Arrow Diagram |
| Article 29 Working Party |
| Article 31 Committee |
| Artifact |
| Artificial Intelligence (AI) |
| Artificial Language |
| Artisan Process |
| AS9100 |
| Ascending |
| Ascending Node |
| Asia Pacific Laboratory Accreditation Cooperation (APLAC) |
| ASP.NET |
| Aspect |
| Aspect Ratio |
| A-Square |
| Assembly |
| Assessment |
| Assignable Cause |
| Assigned Mailing Date |
| Assignment Operator |
| Associate Office Infrastructure (AOI) |
| Associate Post Office (AO) |
| Associate Program |
| Association, Relationship |
| Association for Quality and Participation (AQP) |
| Association Rules |
| Associations |
| Associative Entity Type |
| Assumed Bearing |
| Assumed name |
| Assumption |
| Assurance |
| Astrolabe |
| Asymmetric Encryption |
| Asynchronous |
| Asynchronous Java Script and XML (Ajax) |
| Asynchronous Replication |
| Asynchronous Request |
| Atari Mae Hinshitsu |
| Atlas |
| Atmospheric Window |
| Atomic [level] |
| Atomic Clock |
| Atomic Data |
| Atomic Value |
| Attack |
| Attention Line |
| Attenuation |
| Attractiveness |
| Attribute |
| Attribute Data |
| Attribute Domain |
| Attribute Query |
| Attribute Table |
| Attribution |
| Attribution Theory |
| Attributive Entity Type |
| Attrition Rate |
| Audio |
| Audio Processing |
| Audit |
| Audit Bureau of Circulation |
| Audit Criteria |
| Auditee |
| Audit Evidence |
| Audit Findings |
| Auditor |
| Audit Plan |
| Audit Report |
| Audit Scope |
| Audit trail |
| Augmentation |
| Authenticate |
| Authentication |
| Authenticity |
| Authoring |
| Authoritative Data Element |
| Authoritative Source Data Business Unit |
| Authoritative Source System |
| Authority |
| Authorization |
| Authorization File |
| Authorization Request |
| Authorization Rules |
| Authorized Pouch |
| AUTO |
| Autocorrelation |
| Automated Area Distribution Center (AADC) |
| Automated Barcode Evaluator (ABE) |
| Automated Business Mail Processing Systems (ABMPS) |
| Automated Cartography |
| Automated Enrollment System |
| Automated Feature Extraction |
| Automated individual decision |
| Automated mapping / Facilities management (AM/FM) |
| Automated Process |
| Automated Publishing |
| Automated Translation |
| Automatic Container Unloader |
| Automatic Data Partitioning |
| Automatic Data Replication |
| Automatic Density Analysis Profile Technique (ADAPT) |
| Automatic Recognition |
| Automatic Text Placement |
| Automatic Translation |
| Automation |
| Automation-Compatible Mail |
| Automation Discount |
| Automation Scale |
| Autonomation |
| Autovectorization |
| aux |
| Auxiliary Route |
| Auxiliary Service Facility (ASF) |
| Auxiliary Truck Schedule |
| Availability |
| Availability Management |
| Availability Quotient (AQ) |
| Availability Report |
| Average Chart |
| Average Incoming Quality |
| Average Outgoing Quality (ADQ) |
| Average Outgoing Quality Limit (AOQL) |
| Average Point Spacing |
| Average Run Lengths (ARL) |
| Average Sample Number (ASN) |
| Average Total Inspection (ATI) |
| Axis |
| Azimuth |
| Azimuthal Projection |
| Cost of acquisition |
