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Glossary Glossary

The following definitions reflect those used by the International Energy Agency (IEA); definitions used by other organisations and publications may vary.

M&A

mergers and acquisitions

MCFC

molten carbonate fuel cells

MDB

multilateral development bank

MDGs

Millennium Development Goals (United Nations)

MENA

Middle East and North Africa

MEP

minimum energy performance

MEPS

minimum energy performance standard

MER

market exchange rate

MOE

molten oxide electrolysis

MoMo

mobility modelling (transport sector model developed by the IEA)

MSC

multiple service contract

MTBE

methyl tertiary butyl ether

MTCMR

Medium-Term Coal Market Report (publication of the IEA)

MTGMR

Medium-Term Renewable Energy Market Report (publication of the IEA)

MTO

methanol-to-olefin

MTOMR

Medium-Term Oil Market Report (publication of the IEA)

MTRMR

Medium-Term Renewable Energy Market Report (publication of the IEA)

middle distillates

include jet fuel, diesel and heating oil.

Millennium Development Goals

global commitments to eradicate extreme poverty. They were agreed to by all the world’s countries and all the world’s leading development institutions in September 2000. 

modern biomass

includes all biomass (such as biodiesel), with the exception of traditional biomass which include wood, charcoal, agricultural resides and animal dung used for cooking and heating.

modern renewables

includes all types of renewables (such as wind and solar), with the exception of traditional biomass which include wood, charcoal, agricultural resides and animal dung used for cooking and heating.

Multilateral Technology Initiatives

Multilateral Technology Initiatives, also known as Implementing Agreements or Energy Technology Initiatives (of the IEA). List of initiatives as of 2015:

  • Advanced Fuel Cells (AFCIA)
  • Advanced Materials for Transportation (AMT IA)
  • Advanced Motor Fuels (AMF IA)
  • Bioenergy (Bioenergy IA)
  • Buildings and Community Systems (ECBCS IA)
  • Clean Coal Centre (CCC IA)
  • Climate Technology Initiative (CTI IA)
  • Co-operation on Tokamak Programmes (CTP IA)
  • Demand-Side Management (DSM IA)
  • District Heating and Cooling, including the Integration of Combined Heat and Power (DHC IA)
  • Efficient Electrical End-Use Equipment (4E IA) 
  • Electricity Networks Analysis, Research & Development (ENARD IA)
  • Emissions Reduction in Combustion (Combustion IA)
  • Energy Storage (ECES IA)
  • Energy Technology Data Exchange (ETDE IA)
  • Energy Technology Systems Analysis Programme (ETSAP IA)
  • Enhanced Oil Recovery (EOR IA)
  • Environmental, Safety and Economic Aspects of Fusion Power (ESE Fusion Power IA)
  • Fluidized Bed Conversion (FBC IA)
  • Fusion Materials (Fusion Materials IA)
  • Geothermal (Geothermal IA)
  • Greenhouse Gas (GHG IA) 
  • Heat Pumping Technologies (Heat Pumps IA)
  • High-Temperature Superconductivity on the Electric Power Sector (HTS IA)
  • Hybrid and Electric Vehicles (HEV IA)
  • Hydrogen (Hydrogen IA)
  • Hydropower (Hydropower IA)
  • Industrial Energy-Related Technologies and Systems (IETS IA)
  • Multiphase Flow Sciences (Multiphase IA)
  • Nuclear Technology of Fusion Reactors (NTFR IA)
  • Ocean Energy Systems (OES IA)
  • Photovoltaic Power Systems (PVPS IA)
  • Plasma Wall Interaction in TEXTOR (Textor IA)
  • Renewable Energy Technology Deployment (RETD IA)
  • Reversed Field Pinches (RFP IA)
  • Smart Grids
  • Solar Heating and Cooling (SHC IA)
  • SolarPACES  (SolarPACES IA)
  • Spherical Tori (Spherical Tori IA)
  • Stellarator-Heliotron Concept (Stellarator/Heliotron IA)
  • Wind Energy Systems (Wind IA)

m

metre

mb

million barrels

mb/d

million barrels per day

MJ

megajoule

mpg

miles per gallon

Mt

million metric tonnes

Mtce

Million tonnes of coal equivalent

Mtoe

Million tonnes of oil equivalent

square metre