AADT — Average Annual Daily Traffic (AADT)A measurement representing the total number of vehicles passing a given location, based upon 24-hour counts taken over an entire year.
AAT — Arc Attribute Table (AAT)A table containing attributes for arc coverage features. In addition to user-defined attributes, the AAT contains the from and to nodes, the left and…
ABBM — Application for a Ballot by Mail (ABBM)To be entitled to vote an early voting ballot by mail, a person who is eligible for early voting must make an application for an early voting ballot to be…
ABS — Asset-Backed Security (ABS)A security whose value and payments are derived from and collateralized (or backed) by the expected cash flows of pools of income-generating assets.
ac-ft — Acre-foot (ac-ft)A term used in measuring the volume or amount of water needed to cover 1 acre (43,560 square feet) 1 foot deep (325,851 gallons or 1,233.5 cubic meters).
ACA — Affordable Care Act (ACA)This is the title usually given to the federal health reform passed in March 2010 and collectively refers to the provisions of the Patient Protection and…
ACH — Automated Clearing House (ACH)A computerized facility used by member depository institutions to electronically combine, sort, and distribute inter-bank credits and debits.
ACL — access control list (ACL)In Windows-based systems, a list of access control entries (ACE) that apply to an entire object, a set of the object's properties, or an individual…
ACODE — Arc Code (ACODE) fileAn INFO data file storing arc attributes for coverages created from TIGER, DIME, IGDS and Etak files. ACODE stands for 'Arc CODE'.
ACRF — ARM Climate Research Facility (ACRF)A U.S. Department of Energy designated national user facility that provides a unique asset for the study of global change to the broader national and…
ACV — Actual Cash Value (ACV)The value of your property, based on the current cost to replace it minus depreciation.
ADA — Airtight Drywall Approach (ADA)A building construction technique used to create a continuous air retarder that uses the drywall, gaskets, and caulking.
ADA — Americans with Disabilities Act (ADA)Americans with Disabilities Act establishes a clear and comprehensive prohibition of discrimination on the basis of disability. (42 U.S.C. 12101 et seq.).
ADF — acid detergent fiber (ADF)Organic matter that is not solubilized after one hour of refluxing in an acid detergent of cetyltrimethylammonium bromide in 1N sulfuric acid.
ADS — Arc Digitizing System (ADS)A simple digitizing and editing system used to add arcs and label points to a coverage. A command at the Arc: prompt that starts an ADS session.
ADU — Accessory Dwelling Unit (ADU)A self-contained housing unit incorporated within a single-family dwelling (not within accessory structures, except with a Special Permit) that is clearly…
ADVIS — Headwater Advisory Program (ADVIS)A Program which uses the Antecedent Precipitation Index (API) method of estimating runoff, unit hydrograph theory and stage-discharge ratings to produce…
AFC — Application for Certification (AFC)Document required for submission to the California Energy Commission by proponents of power-generating facilities in California that have nameplate…
ALE — Additional living expenses (ALE)Reimburses the policyholder for the cost of temporary housing, food, and other essential living expenses, if the home is damaged by a covered peril that…
AMA — Active Management Area (AMA)Active Management Areas were established in Arizona to provide long-term management and conservation of limited groundwater supplies.
AMA — Adaptive Management Area (AMA)Landscape units designated for development and testing of technical and social approaches to achieving desired ecological, economic, and other social…
AME — Asset Management Estate (AME)Estate that holds the assets of a failed institution. Commonly administered by NCUA's Asset Management and Assistance Center, to which the NCUA Board has…
AMI — Amazon Machine Image (AMI)An encrypted machine image stored in Amazon Elastic Block Store or Amazon Simple Storage Service. AMIs are like a template of a computer's root drive.
AML — ARC Macro Language (AML)A high-level algorithmic language for generating end-user applications. Features include the ability to create on-screen menus, use and assign variables…
ANC — Advisory Neighborhood Commissions (ANC)Bodies of local government in Washington DC. There are 37 ANCs. They consider a wide range of policies and programs affecting neighborhoods, including…
ANDA — Abbreviated New Drug Application (ANDA)An Abbreviated New Drug Application (ANDA) contains data that, when submitted to FDA's Center for Drug Evaluation and Research, Office of Generic Drugs…
AOS — Affidavit of Support (AOS)A document promising that the person who completes it will support an applicant financially in the United States.
APC — Annual Percent Change (APC)The average annual percent change over several years. The APC is used to measure trends or the change in rates over time.
APE — Area of Potential Effect (APE)The geographic area or areas within which an undertaking (project, activity, program, or practice) may cause changes in the character or use of any…
API — Application Program Interface (API)An API is a set of system calls or routines for application programs to access services from operating systems or other programs.
APY — Annual Percentage Yield (APY)A percentage rate reflecting the total amount of interest paid on a deposit account based on the interest rate and the frequency of compounding for a…
AQCR — Air Quality Control Region (AQCR)An interstate or intrastate area designated by the U.S. Environmental Protection Agency for the attainment and maintenance of National Ambient Air Quality…
ARM — Adjustable-Rate Mortgage (ARM)A mortgage that does not have a fixed interest rate. The rate changes during the life of the loan based on movements in an index rate, such as the rate…
ARN — Amazon Resource Name (ARN)A standardized way to refer to an AWS resource. For example: arn:aws:iam::123456789012:user/division_abc/subdivision_xyz/Bob.
ASO — AIDS Service Organization (ASO)An organization that provides primary medical care and/or support services to populations infected with and affected by HIV disease.
ATAT — Abusive tax avoidance transaction (ATAT)Is defined as: Tax shelter as defined under Internal Revenue Code (IRC) Section 6662(d)(2)(C), Reportable transaction as defined under IRC Section…
ATM — Automated Teller Machine (ATM)A machine, activated by a magnetically encoded card or other medium, that can process a variety of banking transactions.
AU — Animal Unit (AU)A measurement of herd size used in the dairy industry. One animal unit is equal to 1000 pounds of animals. For example, a 1,200-pound cow equals 1.2 AU.
AUM — Animal Unit Month (AUM)A standardized unit of measurement of the amount of forage required by an animal unit for one month.
AWBA — Arizona Water Banking Authority (AWBA)The AWBA was established in 1996 to increase utilization of the state's Colorado River entitlement and to develop long-term storage credits for the state.