•
Me – (s)
Messerschmitt •
ME • (s)
Maine (postal symbol) • (i)
Mechanical engineer[ing] •
Medical examiner •
Middle East • (s)
Middle East Airlines (IATA code) • (i) Memory Effect –
Myalgic Encephalomyelitis •
MEA • (i)
Maine Educational Assessment •
Middle East Airlines •
Millennium Ecosystem Assessment •
Minimum en route altitude •
Mono-ethanol Amine •
Multilateral Environmental Agreement •
MEAC – (a)
Mid-Eastern Athletic Conference (ME-ac) •
MEC • (s)
Maine Central Railroad •
Manta, Ecuador (IATA location identifier) • (i)
Model European Council •
Mountain East Conference •
Mountain Equipment Co-op •
MECC – (a)
Minnesota Educational Computing Consortium (later Corporation, dissolved 1999) •
MECCA – (a) Milwaukee Exposition Convention Center and Arena, a former name for the sports venue now known as
UW–Milwaukee Panther Arena •
MECO – (a)
Main engine cutoff (NASA code for point in Space Shuttle ascent when three main engines are shut down prior to External Tank (ET) separation) •
MEDEVAC – (p) Medical evacuation •
MEDLI • (a)
Mars Science Laboratory Entry, Descent, and Landing Instrumentation • (a) Medical & Scientific Libraries of Long Island • (a) Model for Effluent Disposal using Land Irrigation •
MEDS – (a)
Mission Essential Data Set •
MEF • (i) U.S.
Marine Expeditionary Force • Minimum essential facility • Mission essential force •
MEG – (i)
MagnetoEncephaloGraphy •
MEI – (i)
Matsushita Electric Industrial Co., Ltd. •
MEK • (i)
Magyar Elektronikus Konyvtar •
Message encryption key • (a)
methyl ethyl ketone • (p)
Mujahideen al-Khalq •
MEL • (i)
Maya Embedded Language •
Michigan Electronic Library •
MELT – (a) Metallic Line/Loop Test (ing) •
MEM • (i) Message Exchange Mechanism • (p) Microelectromechanical •
MEMS – (p) Microelectromechanical System •
MENA – (i/a)
Middle East and
North Africa ("MEE-na" or "MEH-na") •
MEO • (a)
Medium Earth orbit • Most efficient organization •
MEP • (i)
Mechanical Electrical Plumbing •
Member of the European Parliament •
Missions étrangères de Paris (French for "Paris Foreign Missions") •
Model European Parliament •
MER – (i)
Mars Exploration Rover •
MERL – (i)
Mitsubishi Electric Research Laboratories •
MES • (i)
Marconi Electronic Systems •
Medium Edison screw •
MESSENGER – (p) MErcury Surface, Space ENvironment, GEochemistry and Ranging •
MET • (p) Meteorological • (a)
Middle European Time •
METAR – (p) [Meteorological] Aviation Routine weather report •
METL – (i/a) Mission Essential Task List ("mettle") •
METOC – (p) Meteorological and Oceanographic •
METT-T – (a/i) Mission, Enemy, Terrain, Troops, and Time available (mnemonic) •
METT-TC – (a/i) Mission, Enemy, Terrain [and weather], Troops [and support], Time [available] and Civilian considerations (mnemonic) •
MEU • (i) U.S.
Marine Expeditionary Unit • Maximum Expected Utility • MeV – (s)
Megaelectronvolt •
MEV • (i)
Medical Evacuation Vehicle •
Musica Elettronica Viva •
MEX – (s)
Mexico (ISO 3166 trigram) •
MEZ – (i) Missile Engagement Zone •
MES – (a)
Manufacturing Execution Systems ==MF==