What does mat stand for?

Material (VRA)

Maternal (GEAB)

Matinee (WDAA)

Matrix (WDAA)

Material (DIAR)

Maternal (STED)

Maternity (STED)

Mattheus de Mathesillanis - Flourished, 1381-1402 - Authority cited in pre-1607 legal work (DSA)

Mature (STED)

Maturity (EBF)

Machine-Aided Translation (NITA)

Machine Analysis Table (IAA)

Machine-Assisted Translation

Machine Available Time - Computer science

Macro-Alloy Transistor (VLIE)

Maine Air Transport, Inc. (SAUO)

Maine Aviation Corp. - ICAO designator (FAAC)

Maintainability of Software Analysis Tool (MCD)

Maintenance Access Terminal - Aviation

Maintenance Appraisal Team (MCD)

Mammary Ascites Tumor - Oncology

Management Advisory Team (NRCH)

Manifold Air Temperature - Automotive engineering

Manual Arts Therapist

Manufacture and Test (SAUO)

Marine Air Temperature - Meteorology

Maritime, Aviation, and Transport Insurance (DLA)

Marketing Assistance Test

Marksman Advanced Trainer (SAUS)

Master Account Title - Office of Management and Budget

Master Archival Tape (CERES)

Master of Arts in Theology (PGP)

Master Operational Recording Tape Address Table (IAA)

M.A.T. - NCIC firearms make code (NCIC)

Matachewan Consolidated Mines Ltd. - Toronto Stock Exchange symbol

Matadi - Zaire - Airport symbol - Obsolete (OAG)

Matador - NCIC car model code

Matching Abacus Test - Parapsychology

Material (AFM)

Materials Department - David W. Taylor Naval Ship Research and Development Center - Annapolis, MD

Materiel - Military (AFM)

Maternity

Mathematical Automata Theory

Matinee

Matins (ROG)

Matrix (MSA)

Matrix Analogies Test - Intelligence test

Matsushiro - Japan - Seismograph station code, US Geological Survey (SEIS)

Mattel, Inc. - NYSE symbol (SPSG)

Matthew - New Testament book

Mattoon, IL - Amtrak rail station code

Matured

Maturity

Matutinal (ADA)

Mean Absorption Time - Medicine (MELL)

Mean Annual Temperature - Climatology

Measurement of Atmospheric Turbulence

Mechanical Aptitude Test

Mechanical Assembly Technique (IAA)

Mechanically Agitated Tank - Engineering

Medial Axes Transformation (MHDI)

Medial Axis Transformation (MHDB)

Medical Assessment Tribunal - Queensland, Australia

Medical Assistance (Emergency) Team - Medicine (EDAA)

Medication Administration Team - Medicine (EDAA)

Medium Artillery Tractor - British military (DMA)

Medium Assault Transport (MCD)

Memory Access Table - Computer science

Memory-Address Test

Memory Address Translator (NITA)

Mercury Amalgamation Trap - Analytical chemistry

Meridian Administration Tools - Telecommunications (ITD)

Meteorological Atmospheric Turbulence (MCD)

Methionine Adenosyltransferase - An enzyme

Metropolitan Achievement Test

Metropolitan Area Trunk - Telecommunications (TEL)

Microactivity Testing - Catalysis technology

Microagglutination Test - Medicine (MELL)

Microalloy Transistor

Microtray Agglutination Test - Clinical chemistry

Microwave Anisotropy Telescope (SAUS)

Microwave Antenna Tower

Military Aircraft Types

Military Air Transport

Miller-Abbott Tube - Surgery - Medicine (DAVI)

Miller Analogies Test - Psychology

Mine Action Team (SAUO)

Mine Assembly Team - Navy (NVT)

Minimal Aversion Threshold - to noise

Minimum Allowable Threshold - Chemistry

Minnesota Association of Townships (EARSL)

Missile Acceptance Team (AAG)

Missile Acceptance Test

Missile Acquisition and Track

Missile Adapter Tester

Missile Airframe Technology (MCD)

Missile Antitank

Mobile Advisor Team - Vietnamese team trained by US Army advisors (VNW)

Mobile Aerial Target (AAG)

Mobile Arming Tower (KSC)

Mobile Assistance Team - Federal disaster planning

Mobile Mine Assembly Team

Mobilization Assistance Team (SAUO)

Models and Assimilation Team - National Oceanic and Atmospheric Administration (RCD)

Modular Advanced Test (SAUS)

Modular Allocation Technique (PDAA)

Modular Assembly Technique (IAA)

Molecular Analysis Team

Monoamine Transporter - Biochemistry

Monocyto-Angiotropin - Biochemistry

Monopulse Angle Tracker (ACAE)

Motivation Analysis Test - Psychology

Motor Ambulance Trolley - British

Moving Annual Total - Statistics (DCTA)

Multiallelic Mating-Type Regulatory Gene

Multifocal Atrial Tachycardia - Cardiology

Multimedia Access Terminals - Philips - Electronics

Multiple Access Test

Multiple Access Time - Telecommunications (ECII)

Multiple Actuator Test (MCD)

Multiple Address Telegrams

Multiple-Agent Chemotherapy - Medicine (DB)

Multiple Aptitude Test - Education (AEBS)

San Francisco de Los Ranchos Matlatzinca - Language code (ETLW)

- The Matthews Co., Port Clinton, OH - Manufacturer code for watercraft hull identification number (USCG)