Aeronautical Terms beginning with V

VAR

Volcanic Activity Reporting

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VASI

Visual Approach Slope Indicator

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VCOA

Visual Climb Over the Airport

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VDA

Vertical Descent Angle

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VDP

Visual Descent Point

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Vei

Instrument flight never exceed speed, utilized instead of Vne for compliance with maximum limit speed requirements for instrument flight

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VFR

Visual Flight Rules

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VGSI

Visual Glide Slope Indicator

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VHF

Very High Frequency

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VMC

Visual Meteorological Conditions

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Vmini

Instrument flight minimum speed, utilized in complying with minimum limit speed requirements for instrument flight

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VNAV

Vertical Navigation

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Vne

Never exceed speed

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VOR

Very High Frequency Omni-directional Range

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VORTAC

VHF Omni-directional Range/Tactical Air Navigation

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VOT

VOR Test Facility

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VR

VFR Military Training Route

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Vref

The reference landing approach speed, usually about 1.3 times Vso plus 50 percent of the wind gust speed in excess of the mean wind speed.

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Vso

The stalling speed or the minimum steady flight speed in the landing configuration at maximum weight.

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VTF

Vector to Final

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VV

Vertical Visibility

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VVI

Vertical Velocity Indicator

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Vy

Speed for best rate of climb

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Vyi

Instrument climb speed, utilized instead of Vy for compliance with the climb requirements for instrument flight

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