Aeronautical Terms beginning with D

DA

Decision Altitude

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DCA

Ronald Reagan Washington National Airport

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DCP

Data Collection Package

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DER

Departure End of Runway

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DF

Direction Finder

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DH

Decision Height

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DME

Distance Measuring Equipment

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DME/N

Standard DME

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DME/P

Precision DME

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DOD

Department of Defense

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DP

Instrument Departure Procedure

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DPU

Data Processor Unit

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DRT

Diversion Recovery Tool

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DRVSM

Domestic Reduced Vertical Separation Minimum

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DUATS

Direct User Access Terminal System (shut down May 16, 2018).

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DVA

Diverse Vector Area

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DVFR

Defense Visual Flight Rules

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DVRSN

Diversion

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