MEI
Template:Sister project MEI may refer to:
Education
- MEI Academy, an international school
- Mathematics in Education and Industry, an examination board affiliated with the OCR examination board
- Mennonite Educational Institute, an independent grades K-12 school in Abbotsford, British Columbia
Businesses
- MEI (company), manufacturer of cash handling systems
- Matsushita Electric Industrial Co., Ltd.
- Micro Electronics, Inc.
- Member of the Energy Institute (MEI)
- Template:Ill, an annual conference of Italian independent record labels
Government
- Ministry of Economy and Innovation (Template:Langx), the Portuguese economy ministry
- Middle East Institute
- Marginal efficiency of investment or internal rate of return, a relationship between interest rate and amount of investment that can be profitable at a given time
- Meridian Regional Airport
- Montreal Economic Institute
- Meridian (Amtrak station), Amtrak station code MEI, Mississippi, United States
- Medicare Economic Index
Military
- MEI Hellhound (Grenade), low velocity multipurpose grenade
- MEI Mercury, a family of grenades developed by Martin Electronics, Inc.
Science
- Iodomethane (methyl iodide, MeI), a halomethane
- Multivariate ENSO index
- 4-Methylimidazole (4-MEI), a chemical compound
Technology
- Management Engine Interface, a component of Intel Active Management Technology
- Music Encoding Initiative, a music encoding format
Other uses
- Middle East International, a bimonthly magazine published in London from 1971 until 2005
- Media and Entertainment International, a former global union federation
- OECD Main Economic Indicators, a monthly publication of the Organisation for Economic Co-operation and Development
- Merit, excellence, and intelligence – a framework that emphasizes selecting candidates based solely on their merit, achievements, skills, abilities, intelligence and contributions