MEV, Mev, meV, or variation, may refer to:

Physics

MeV and meV are multiples and submultiples of the electron volt unit, (eV), referring to:

• 1 MeV, 1 megaelectronvolt = 1,000,000 eV, and

• 1 meV, 1 millielectronvolt = 0.001 eV.

Biology

• Measles virus

• Mink enteritis virus, a species of parvovirus that infects mink and causes enteritis

Transportation

• M1133 medical evacuation vehicle, an American military vehicle

• Mills Extreme Vehicles, a British kit car manufacturer

• MEV Automobiles, a British electric car start-up

• MEV, ICAO code for Med-View Airline, a Nigerian airline

• MEV, station code for Merthyr Vale railway station, in Merthyr Vale, UK

• MEV, IATA code for Minden–Tahoe Airport, in Minden, Nevada, United States

Other

• Map-entered variables, a variant of Karnaugh maps in logic optimization

• Mission Extension Vehicle, a satellite-servicing spacecraft developed by Orbital ATK

• Modern English Version, English translation of the Bible begun in 2005 and completed in 2014

• Musica Elettronica Viva, an Italian musical group

• Mev, a singular masculine possessive pronoun in Istro-Romanian grammar, equivalent to English "my"

• Mev., short for "Mevrou", Afrikaans equivalent of Mrs.

• Michigan Emergency Volunteers, a former name of the Michigan Volunteer Defense Force

See also

• MEV-1 (disambiguation)