TEV may refer to:

• Transient Earth voltage: a term for voltages appearing on the metal work of switchgear due to internal partial discharges

• TeV, or teraelectronvolt or trillion electron volt, a measure of energy

• Total enterprise value, a financial measure

• Total economic value, an economic measure

• Tracked Electric Vehicles, an open source electric vehicle system proposed by the TEV Project

• Transparent Election Verification Software, open source software for auditing elections

Tobacco etch virus, a plant pathogenic virus of the family Potyviridae

• Tobacco etch virus protease, an enzyme commonly used in biochemistry

• Today's English Version, a former name for the Good News Bible

• TEV, a ship prefix for Turbo-electric Vessel, usually with steam driven turbines.

• Thermal expansion valve, a refrigeration system component

• The IATA code designator for Teruel Airport

See also